BibTeX records: Rudolf Freund

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@article{DBLP:journals/tcs/AlhazovFIV23,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Sergey Verlan},
  title        = {Numerical networks of cells},
  journal      = {Theor. Comput. Sci.},
  volume       = {958},
  pages        = {113873},
  year         = {2023},
  url          = {https://doi.org/10.1016/j.tcs.2023.113873},
  doi          = {10.1016/J.TCS.2023.113873},
  timestamp    = {Wed, 17 May 2023 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/tcs/AlhazovFIV23.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/AlhazovFFGI23,
  author       = {Artiom Alhazov and
                  Vincent Ferrari{-}Dominguez and
                  Rudolf Freund and
                  Nicolas Glade and
                  Sergiu Ivanov},
  title        = {A {P} systems variant for reasoning about sequential controllability
                  of Boolean networks},
  journal      = {Theor. Comput. Sci.},
  volume       = {970},
  pages        = {114056},
  year         = {2023},
  url          = {https://doi.org/10.1016/j.tcs.2023.114056},
  doi          = {10.1016/J.TCS.2023.114056},
  timestamp    = {Thu, 31 Aug 2023 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/tcs/AlhazovFFGI23.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:journals/corr/abs-2309-07333,
  editor       = {Benedek Nagy and
                  Rudolf Freund},
  title        = {Proceedings of the 13th International Workshop on Non-Classical Models
                  of Automata and Applications, {NCMA} 2023, Famagusta, North Cyprus,
                  18th-19th September, 2023},
  series       = {{EPTCS}},
  volume       = {388},
  year         = {2023},
  url          = {https://doi.org/10.4204/EPTCS.388},
  doi          = {10.4204/EPTCS.388},
  timestamp    = {Wed, 25 Oct 2023 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/corr/abs-2309-07333.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/corr/abs-2303-00110,
  author       = {Artiom Alhazov and
                  Vincent Ferrari{-}Dominguez and
                  Rudolf Freund and
                  Nicolas Glade and
                  Sergiu Ivanov},
  title        = {A {P} Systems Variant for Reasoning about Sequential Controllability
                  of Boolean Networks},
  journal      = {CoRR},
  volume       = {abs/2303.00110},
  year         = {2023},
  url          = {https://doi.org/10.48550/arXiv.2303.00110},
  doi          = {10.48550/ARXIV.2303.00110},
  eprinttype    = {arXiv},
  eprint       = {2303.00110},
  timestamp    = {Mon, 06 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/corr/abs-2303-00110.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijfcs/AlhazovFIV22,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Sergey Verlan},
  title        = {Tissue {P} Systems with Vesicles of Multisets},
  journal      = {Int. J. Found. Comput. Sci.},
  volume       = {33},
  number       = {3{\&}4},
  pages        = {179--202},
  year         = {2022},
  url          = {https://doi.org/10.1142/S0129054122410015},
  doi          = {10.1142/S0129054122410015},
  timestamp    = {Sun, 02 Oct 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ijfcs/AlhazovFIV22.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jalc/AlhazovF0V22,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Sergey Verlan},
  title        = {Regulated Insertion-Deletion Systems},
  journal      = {J. Autom. Lang. Comb.},
  volume       = {27},
  number       = {1-3},
  pages        = {15--45},
  year         = {2022},
  url          = {https://doi.org/10.25596/jalc-2022-015},
  doi          = {10.25596/JALC-2022-015},
  timestamp    = {Sun, 02 Oct 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/jalc/AlhazovF0V22.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/AlhazovFIO22,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Marion Oswald},
  title        = {Variants of derivation modes for which purely catalytic {P} systems
                  are computationally complete},
  journal      = {Theor. Comput. Sci.},
  volume       = {920},
  pages        = {95--112},
  year         = {2022},
  url          = {https://doi.org/10.1016/j.tcs.2022.03.007},
  doi          = {10.1016/J.TCS.2022.03.007},
  timestamp    = {Wed, 27 Jul 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/tcs/AlhazovFIO22.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/mcu/AlhazovFIV22,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Sergey Verlan},
  editor       = {J{\'{e}}r{\^{o}}me Durand{-}Lose and
                  Gy{\"{o}}rgy Vaszil},
  title        = {Prescribed Teams of Rules Working on Several Objects},
  booktitle    = {Machines, Computations, and Universality - 9th International Conference,
                  {MCU} 2022, Debrecen, Hungary, August 31 - September 2, 2022, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {13419},
  pages        = {27--41},
  publisher    = {Springer},
  year         = {2022},
  url          = {https://doi.org/10.1007/978-3-031-13502-6\_6},
  doi          = {10.1007/978-3-031-13502-6\_6},
  timestamp    = {Sun, 02 Oct 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/mcu/AlhazovFIV22.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:journals/corr/abs-2208-14723,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov},
  editor       = {Henning Bordihn and
                  G{\'{e}}za Horv{\'{a}}th and
                  Gy{\"{o}}rgy Vaszil},
  title        = {P versus {B:} {P} Systems as a Formal Framework for Controllability
                  of Boolean Networks},
  booktitle    = {Proceedings 12th International Workshop on Non-Classical Models of
                  Automata and Applications, {NCMA} 2022, Debrecen, Hungary, August
                  26-27, 2022},
  series       = {{EPTCS}},
  volume       = {367},
  pages        = {28--48},
  year         = {2022},
  url          = {https://doi.org/10.4204/EPTCS.367.3},
  doi          = {10.4204/EPTCS.367.3},
  timestamp    = {Sat, 15 Oct 2022 11:57:01 +0200},
  biburl       = {https://dblp.org/rec/journals/corr/abs-2208-14723.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/AlhazovFIO21,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Marion Oswald},
  title        = {Relations between Control Mechanisms for Sequential Grammars},
  journal      = {Fundam. Informaticae},
  volume       = {181},
  number       = {2-3},
  pages        = {239--271},
  year         = {2021},
  url          = {https://doi.org/10.3233/FI-2021-2058},
  doi          = {10.3233/FI-2021-2058},
  timestamp    = {Tue, 14 Sep 2021 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/AlhazovFIO21.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jmemcom/AlhazovF021,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov},
  title        = {P systems with limited number of objects},
  journal      = {J. Membr. Comput.},
  volume       = {3},
  number       = {1},
  pages        = {1--9},
  year         = {2021},
  url          = {https://doi.org/10.1007/s41965-020-00068-6},
  doi          = {10.1007/S41965-020-00068-6},
  timestamp    = {Fri, 14 May 2021 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/jmemcom/AlhazovF021.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jmemcom/AlhazovFI21,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov},
  title        = {When catalytic {P} systems with one catalyst can be computationally
                  complete},
  journal      = {J. Membr. Comput.},
  volume       = {3},
  number       = {3},
  pages        = {170--181},
  year         = {2021},
  url          = {https://doi.org/10.1007/s41965-021-00079-x},
  doi          = {10.1007/S41965-021-00079-X},
  timestamp    = {Tue, 05 Oct 2021 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/jmemcom/AlhazovFI21.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jmemcom/AlhazovFIV21,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Sergey Verlan},
  title        = {Variants of derivation modes for which catalytic {P} systems with
                  one catalyst are computationally complete},
  journal      = {J. Membr. Comput.},
  volume       = {3},
  number       = {4},
  pages        = {233--245},
  year         = {2021},
  url          = {https://doi.org/10.1007/s41965-021-00085-z},
  doi          = {10.1007/S41965-021-00085-Z},
  timestamp    = {Mon, 27 Dec 2021 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/jmemcom/AlhazovFIV21.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/nc/DotyFJK21,
  author       = {David Doty and
                  Rudolf Freund and
                  Natasa Jonoska and
                  Jarkko Kari},
  title        = {Preface},
  journal      = {Nat. Comput.},
  volume       = {20},
  number       = {4},
  pages        = {637--638},
  year         = {2021},
  url          = {https://doi.org/10.1007/s11047-021-09872-0},
  doi          = {10.1007/S11047-021-09872-0},
  timestamp    = {Mon, 22 Nov 2021 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/nc/DotyFJK21.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/itat/Freund21,
  author       = {Rudolf Freund},
  editor       = {Brona Brejov{\'{a}} and
                  Lucie Ciencialov{\'{a}} and
                  Martin Holena and
                  Frantisek Mr{\'{a}}z and
                  Dana Pardubsk{\'{a}} and
                  Martin Pl{\'{a}}tek and
                  Tom{\'{a}}s Vinar},
  title        = {The Power of Parallelism in Membrane Computing},
  booktitle    = {Proceedings of the 21st Conference Information Technologies - Applications
                  and Theory {(ITAT} 2021), Hotel He{\v{l}}pa, N{\'{\i}}zke Tatry
                  and Mur{\'{a}}nska planina, Slovakia, September 24-28, 2021},
  series       = {{CEUR} Workshop Proceedings},
  volume       = {2962},
  pages        = {1--16},
  publisher    = {CEUR-WS.org},
  year         = {2021},
  url          = {https://ceur-ws.org/Vol-2962/invited01.pdf},
  timestamp    = {Fri, 10 Mar 2023 16:22:21 +0100},
  biburl       = {https://dblp.org/rec/conf/itat/Freund21.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/membrane/2020,
  editor       = {Rudolf Freund and
                  Tseren{-}Onolt Ishdorj and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Claudio Zandron},
  title        = {Membrane Computing - 21st International Conference, {CMC} 2020, Virtual
                  Event, September 14-18, 2020, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {12687},
  publisher    = {Springer},
  year         = {2021},
  url          = {https://doi.org/10.1007/978-3-030-77102-7},
  doi          = {10.1007/978-3-030-77102-7},
  isbn         = {978-3-030-77101-0},
  timestamp    = {Mon, 14 Jun 2021 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/2020.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jmemcom/Freund20,
  author       = {Rudolf Freund},
  title        = {How derivation modes and halting conditions may influence the computational
                  power of {P} systems},
  journal      = {J. Membr. Comput.},
  volume       = {2},
  number       = {1},
  pages        = {14--25},
  year         = {2020},
  url          = {https://doi.org/10.1007/s41965-019-00028-9},
  doi          = {10.1007/S41965-019-00028-9},
  timestamp    = {Fri, 14 May 2021 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/jmemcom/Freund20.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jmemcom/VerlanFAIP20,
  author       = {Sergey Verlan and
                  Rudolf Freund and
                  Artiom Alhazov and
                  Sergiu Ivanov and
                  Linqiang Pan},
  title        = {A formal framework for spiking neural {P} systems},
  journal      = {J. Membr. Comput.},
  volume       = {2},
  number       = {4},
  pages        = {355--368},
  year         = {2020},
  url          = {https://doi.org/10.1007/s41965-020-00050-2},
  doi          = {10.1007/S41965-020-00050-2},
  timestamp    = {Thu, 31 Dec 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/jmemcom/VerlanFAIP20.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/AlhazovFIPS20,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Linqiang Pan and
                  Bosheng Song},
  title        = {Time-freeness and clock-freeness and related concepts in {P} systems},
  journal      = {Theor. Comput. Sci.},
  volume       = {805},
  pages        = {127--143},
  year         = {2020},
  url          = {https://doi.org/10.1016/j.tcs.2018.09.009},
  doi          = {10.1016/J.TCS.2018.09.009},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/tcs/AlhazovFIPS20.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/AlhazovFI20,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov},
  title        = {P systems with randomized right-hand sides of rules},
  journal      = {Theor. Comput. Sci.},
  volume       = {805},
  pages        = {144--160},
  year         = {2020},
  url          = {https://doi.org/10.1016/j.tcs.2018.07.016},
  doi          = {10.1016/J.TCS.2018.07.016},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/tcs/AlhazovFI20.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijfcs/FreundRV19,
  author       = {Rudolf Freund and
                  Vladimir Rogojin and
                  Sergey Verlan},
  title        = {Variants of Networks of Evolutionary Processors with Polarizations
                  and a Small Number of Processors},
  journal      = {Int. J. Found. Comput. Sci.},
  volume       = {30},
  number       = {6-7},
  pages        = {1005--1027},
  year         = {2019},
  url          = {https://doi.org/10.1142/S0129054119400264},
  doi          = {10.1142/S0129054119400264},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/ijfcs/FreundRV19.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/nc/AlhazovFI19,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov},
  title        = {Variants of {P} systems with activation and blocking of rules},
  journal      = {Nat. Comput.},
  volume       = {18},
  number       = {3},
  pages        = {593--608},
  year         = {2019},
  url          = {https://doi.org/10.1007/s11047-019-09747-5},
  doi          = {10.1007/S11047-019-09747-5},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/nc/AlhazovFI19.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dcfs/Freund19,
  author       = {Rudolf Freund},
  editor       = {Michal Hospod{\'{a}}r and
                  Galina Jir{\'{a}}skov{\'{a}} and
                  Stavros Konstantinidis},
  title        = {A General Framework for Sequential Grammars with Control Mechanisms},
  booktitle    = {Descriptional Complexity of Formal Systems - 21st {IFIP} {WG} 1.02
                  International Conference, {DCFS} 2019, Ko{\v{s}}ice, Slovakia, July
                  17-19, 2019, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {11612},
  pages        = {1--34},
  publisher    = {Springer},
  year         = {2019},
  url          = {https://doi.org/10.1007/978-3-030-23247-4\_1},
  doi          = {10.1007/978-3-030-23247-4\_1},
  timestamp    = {Mon, 08 Jul 2019 14:43:06 +0200},
  biburl       = {https://dblp.org/rec/conf/dcfs/Freund19.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/ncma/AlhazovF019,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov},
  editor       = {Rudolf Freund and
                  Markus Holzer and
                  Jos{\'{e}} M. Sempere},
  title        = {Register machines over groups},
  booktitle    = {Eleventh Workshop on Non-Classical Models of Automata and Applications,
                  {NCMA} 2019, Valencia, Spain, July 2-3, 2019},
  pages        = {31--46},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2019},
  timestamp    = {Wed, 10 Jul 2019 15:03:38 +0200},
  biburl       = {https://dblp.org/rec/conf/ncma/AlhazovF019.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/ncma/FreundS19,
  author       = {Rudolf Freund and
                  Ludwig Staiger},
  editor       = {Rudolf Freund and
                  Markus Holzer and
                  Jos{\'{e}} M. Sempere},
  title        = {Turing machines with activations of transitions},
  booktitle    = {Eleventh Workshop on Non-Classical Models of Automata and Applications,
                  {NCMA} 2019, Valencia, Spain, July 2-3, 2019},
  pages        = {79--91},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2019},
  timestamp    = {Wed, 10 Jul 2019 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/ncma/FreundS19.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/ncma/2019,
  editor       = {Rudolf Freund and
                  Markus Holzer and
                  Jos{\'{e}} M. Sempere},
  title        = {Eleventh Workshop on Non-Classical Models of Automata and Applications,
                  {NCMA} 2019, Valencia, Spain, July 2-3, 2019},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2019},
  isbn         = {978-3-903035-25-6},
  timestamp    = {Wed, 10 Jul 2019 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/ncma/2019.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/nc/AlhazovFIOV18,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Marion Oswald and
                  Sergey Verlan},
  title        = {Extended spiking neural {P} systems with white hole rules and their
                  red-green variants},
  journal      = {Nat. Comput.},
  volume       = {17},
  number       = {2},
  pages        = {297--310},
  year         = {2018},
  url          = {https://doi.org/10.1007/s11047-017-9649-7},
  doi          = {10.1007/S11047-017-9649-7},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/nc/AlhazovFIOV18.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/birthday/AlhazovF0OV18,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Marion Oswald and
                  Sergey Verlan},
  editor       = {Carmen Graciani D{\'{\i}}az and
                  Agust{\'{\i}}n Riscos{-}N{\'{u}}{\~{n}}ez and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Chocolate {P} Automata},
  booktitle    = {Enjoying Natural Computing - Essays Dedicated to Mario de Jes{\'{u}}s
                  P{\'{e}}rez-Jim{\'{e}}nez on the Occasion of His 70th Birthday},
  series       = {Lecture Notes in Computer Science},
  volume       = {11270},
  pages        = {1--20},
  publisher    = {Springer},
  year         = {2018},
  url          = {https://doi.org/10.1007/978-3-030-00265-7\_1},
  doi          = {10.1007/978-3-030-00265-7\_1},
  timestamp    = {Sat, 09 Apr 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/birthday/AlhazovF0OV18.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/mcu/Freund18,
  author       = {Rudolf Freund},
  editor       = {J{\'{e}}r{\^{o}}me Durand{-}Lose and
                  Sergey Verlan},
  title        = {Control Mechanisms for Array Grammars on Cayley Grids},
  booktitle    = {Machines, Computations, and Universality - 8th International Conference,
                  {MCU} 2018, Fontainebleau, France, June 28-30, 2018, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {10881},
  pages        = {1--33},
  publisher    = {Springer},
  year         = {2018},
  url          = {https://doi.org/10.1007/978-3-319-92402-1\_1},
  doi          = {10.1007/978-3-319-92402-1\_1},
  timestamp    = {Sun, 02 Oct 2022 16:11:26 +0200},
  biburl       = {https://dblp.org/rec/conf/mcu/Freund18.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/mcu/AlhazovF018,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov},
  editor       = {J{\'{e}}r{\^{o}}me Durand{-}Lose and
                  Sergey Verlan},
  title        = {Sequential Grammars with Activation and Blocking of Rules},
  booktitle    = {Machines, Computations, and Universality - 8th International Conference,
                  {MCU} 2018, Fontainebleau, France, June 28-30, 2018, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {10881},
  pages        = {51--68},
  publisher    = {Springer},
  year         = {2018},
  url          = {https://doi.org/10.1007/978-3-319-92402-1\_3},
  doi          = {10.1007/978-3-319-92402-1\_3},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/mcu/AlhazovF018.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovFIV18,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Sergey Verlan},
  editor       = {Thomas Hinze and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Claudio Zandron},
  title        = {Tissue {P} Systems with Point Mutation Rules},
  booktitle    = {Membrane Computing - 19th International Conference, {CMC} 2018, Dresden,
                  Germany, September 4-7, 2018, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {11399},
  pages        = {33--56},
  publisher    = {Springer},
  year         = {2018},
  url          = {https://doi.org/10.1007/978-3-030-12797-8\_4},
  doi          = {10.1007/978-3-030-12797-8\_4},
  timestamp    = {Tue, 14 May 2019 10:00:47 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovFIV18.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/uc/AlhazovF018,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov},
  editor       = {Susan Stepney and
                  Sergey Verlan},
  title        = {P Systems with Activation and Blocking of Rules},
  booktitle    = {Unconventional Computation and Natural Computation - 17th International
                  Conference, {UCNC} 2018, Fontainebleau, France, June 25-29, 2018,
                  Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {10867},
  pages        = {1--15},
  publisher    = {Springer},
  year         = {2018},
  url          = {https://doi.org/10.1007/978-3-319-92435-9\_1},
  doi          = {10.1007/978-3-319-92435-9\_1},
  timestamp    = {Sun, 02 Oct 2022 16:16:37 +0200},
  biburl       = {https://dblp.org/rec/conf/uc/AlhazovF018.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@incollection{DBLP:conf/birthday/AlhazovVF18,
  author       = {Artiom Alhazov and
                  Sergey Verlan and
                  Rudolf Freund},
  editor       = {Andrew Adamatzky},
  title        = {Small Universal Reversible Counter Machines},
  booktitle    = {Reversibility and Universality, Essays Presented to Kenichi Morita
                  on the Occasion of his 70th Birthday},
  series       = {Emergence, Complexity and Computation},
  volume       = {30},
  pages        = {433--446},
  publisher    = {Springer},
  year         = {2018},
  url          = {https://doi.org/10.1007/978-3-319-73216-9\_20},
  doi          = {10.1007/978-3-319-73216-9\_20},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/birthday/AlhazovVF18.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/ncma/2018,
  editor       = {Rudolf Freund and
                  Michal Hospod{\'{a}}r and
                  Galina Jir{\'{a}}skov{\'{a}} and
                  Giovanni Pighizzini},
  title        = {Tenth Workshop on Non-Classical Models of Automata and Applications,
                  {NCMA} 2018, Ko{\v{s}}ice, Slovakia, August 21-22, 2018},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2018},
  isbn         = {978-3-903035-21-8},
  timestamp    = {Wed, 29 Aug 2018 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/ncma/2018.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/Csuhaj-VarjuFV17,
  author       = {Erzs{\'{e}}bet Csuhaj{-}Varj{\'{u}} and
                  Rudolf Freund and
                  Gy{\"{o}}rgy Vaszil},
  title        = {Watson-Crick {T0L} Systems and Red-Green Register Machines},
  journal      = {Fundam. Informaticae},
  volume       = {155},
  number       = {1-2},
  pages        = {111--129},
  year         = {2017},
  url          = {https://doi.org/10.3233/FI-2017-1578},
  doi          = {10.3233/FI-2017-1578},
  timestamp    = {Fri, 18 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/Csuhaj-VarjuFV17.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/FernauFSS17,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Rani Siromoney and
                  K. G. Subramanian},
  title        = {Non-Isometric Contextual Array Grammars and the Role of Regular Control
                  and Local Selectors},
  journal      = {Fundam. Informaticae},
  volume       = {155},
  number       = {1-2},
  pages        = {209--232},
  year         = {2017},
  url          = {https://doi.org/10.3233/FI-2017-1582},
  doi          = {10.3233/FI-2017-1582},
  timestamp    = {Tue, 21 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/fuin/FernauFSS17.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/AlhazovFFISS17,
  author       = {Artiom Alhazov and
                  Henning Fernau and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Rani Siromoney and
                  K. G. Subramanian},
  title        = {Contextual array grammars with matrix control, regular control languages,
                  and tissue {P} systems control},
  journal      = {Theor. Comput. Sci.},
  volume       = {682},
  pages        = {5--21},
  year         = {2017},
  url          = {https://doi.org/10.1016/j.tcs.2017.03.012},
  doi          = {10.1016/J.TCS.2017.03.012},
  timestamp    = {Tue, 21 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/tcs/AlhazovFFISS17.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dcfs/FreundRV17,
  author       = {Rudolf Freund and
                  Vladimir Rogojin and
                  Sergey Verlan},
  editor       = {Giovanni Pighizzini and
                  Cezar C{\^{a}}mpeanu},
  title        = {Computational Completeness of Networks of Evolutionary Processors
                  with Elementary Polarizations and a Small Number of Processors},
  booktitle    = {Descriptional Complexity of Formal Systems - 19th {IFIP} {WG} 1.02
                  International Conference, {DCFS} 2017, Milano, Italy, July 3-5, 2017,
                  Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {10316},
  pages        = {140--151},
  publisher    = {Springer},
  year         = {2017},
  url          = {https://doi.org/10.1007/978-3-319-60252-3\_11},
  doi          = {10.1007/978-3-319-60252-3\_11},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/dcfs/FreundRV17.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovF017,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov},
  editor       = {Marian Gheorghe and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Claudio Zandron},
  title        = {Hierarchical {P} Systems with Randomized Right-Hand Sides of Rules},
  booktitle    = {Membrane Computing - 18th International Conference, {CMC} 2017, Bradford,
                  UK, July 25-28, 2017, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {10725},
  pages        = {15--39},
  publisher    = {Springer},
  year         = {2017},
  url          = {https://doi.org/10.1007/978-3-319-73359-3\_2},
  doi          = {10.1007/978-3-319-73359-3\_2},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovF017.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:journals/corr/abs-1708-06458,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Sergey Verlan},
  editor       = {Erzs{\'{e}}bet Csuhaj{-}Varj{\'{u}} and
                  P{\'{a}}l D{\"{o}}m{\"{o}}si and
                  Gy{\"{o}}rgy Vaszil},
  title        = {(Tissue) {P} Systems with Vesicles of Multisets},
  booktitle    = {Proceedings 15th International Conference on Automata and Formal Languages,
                  {AFL} 2017, Debrecen, Hungary, September 4-6, 2017},
  series       = {{EPTCS}},
  volume       = {252},
  pages        = {11--25},
  year         = {2017},
  url          = {https://doi.org/10.4204/EPTCS.252.6},
  doi          = {10.4204/EPTCS.252.6},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/corr/abs-1708-06458.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/ncma/2017,
  editor       = {Rudolf Freund and
                  Frantisek Mr{\'{a}}z and
                  Daniel Pr\r{u}\v{s}a},
  title        = {Ninth Workshop on Non-Classical Models of Automata and Applications,
                  {NCMA} 2017, Prague, Czech Republic, August 17-18, 2017},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2017},
  isbn         = {978-3-903035-18-8},
  timestamp    = {Mon, 21 Aug 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/ncma/2017.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/BenschFHO16,
  author       = {Suna Bensch and
                  Rudolf Freund and
                  Mika Hirvensalo and
                  Friedrich Otto},
  title        = {Preface},
  journal      = {Fundam. Informaticae},
  volume       = {148},
  number       = {3-4},
  pages        = {i--ii},
  year         = {2016},
  url          = {https://doi.org/10.3233/FI-2016-1433},
  doi          = {10.3233/FI-2016-1433},
  timestamp    = {Tue, 21 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/fuin/BenschFHO16.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijuc/FreundIS16,
  author       = {Rudolf Freund and
                  Sergiu Ivanov and
                  Ludwig Staiger},
  title        = {Going Beyond Turing with {P} Automata: Regular Observer {\(\omega\)}-Languages
                  and Partial Adult Halting},
  journal      = {Int. J. Unconv. Comput.},
  volume       = {12},
  number       = {1},
  pages        = {51--69},
  year         = {2016},
  url          = {http://www.oldcitypublishing.com/journals/ijuc-home/ijuc-issue-contents/ijuc-volume-12-number-1-2016/ijuc-12-1-p-51-69/},
  timestamp    = {Thu, 16 Apr 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ijuc/FreundIS16.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/nc/AlhazovFRR16,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Vladimir Rogozhin and
                  Yurii Rogozhin},
  title        = {Computational completeness of complete, star-like, and linear hybrid
                  networks of evolutionary processors with a small number of processors},
  journal      = {Nat. Comput.},
  volume       = {15},
  number       = {1},
  pages        = {51--68},
  year         = {2016},
  url          = {https://doi.org/10.1007/s11047-015-9534-1},
  doi          = {10.1007/S11047-015-9534-1},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/nc/AlhazovFRR16.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dcfs/FernauFSS16,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Rani Siromoney and
                  K. G. Subramanian},
  editor       = {Cezar C{\^{a}}mpeanu and
                  Florin Manea and
                  Jeffrey O. Shallit},
  title        = {Contextual Array Grammars with Matrix and Regular Control},
  booktitle    = {Descriptional Complexity of Formal Systems - 18th {IFIP} {WG} 1.2
                  International Conference, {DCFS} 2016, Bucharest, Romania, July 5-8,
                  2016. Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {9777},
  pages        = {98--110},
  publisher    = {Springer},
  year         = {2016},
  url          = {https://doi.org/10.1007/978-3-319-41114-9\_8},
  doi          = {10.1007/978-3-319-41114-9\_8},
  timestamp    = {Tue, 21 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/dcfs/FernauFSS16.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovAF016,
  author       = {Artiom Alhazov and
                  Bogdan Aman and
                  Rudolf Freund and
                  Sergiu Ivanov},
  editor       = {Alberto Leporati and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Claudio Zandron},
  title        = {Simulating {R} Systems by {P} Systems},
  booktitle    = {Membrane Computing - 17th International Conference, {CMC} 2016, Milan,
                  Italy, July 25-29, 2016, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {10105},
  pages        = {51--66},
  publisher    = {Springer},
  year         = {2016},
  url          = {https://doi.org/10.1007/978-3-319-54072-6\_4},
  doi          = {10.1007/978-3-319-54072-6\_4},
  timestamp    = {Sun, 02 Oct 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovAF016.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovBF0PZ16,
  author       = {Artiom Alhazov and
                  Omar Belingheri and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Antonio E. Porreca and
                  Claudio Zandron},
  editor       = {Alberto Leporati and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Claudio Zandron},
  title        = {Purely Catalytic {P} Systems over Integers and Their Generative Power},
  booktitle    = {Membrane Computing - 17th International Conference, {CMC} 2016, Milan,
                  Italy, July 25-29, 2016, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {10105},
  pages        = {67--82},
  publisher    = {Springer},
  year         = {2016},
  url          = {https://doi.org/10.1007/978-3-319-54072-6\_5},
  doi          = {10.1007/978-3-319-54072-6\_5},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovBF0PZ16.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovFV16,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergey Verlan},
  editor       = {Alberto Leporati and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Claudio Zandron},
  title        = {P Systems Working in Maximal Variants of the Set Derivation Mode},
  booktitle    = {Membrane Computing - 17th International Conference, {CMC} 2016, Milan,
                  Italy, July 25-29, 2016, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {10105},
  pages        = {83--102},
  publisher    = {Springer},
  year         = {2016},
  url          = {https://doi.org/10.1007/978-3-319-54072-6\_6},
  doi          = {10.1007/978-3-319-54072-6\_6},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovFV16.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/ncma/Freund16,
  author       = {Rudolf Freund},
  editor       = {Henning Bordihn and
                  Rudolf Freund and
                  Benedek Nagy and
                  Gy{\"{o}}rgy Vaszil},
  title        = {P Automata: New ideas and results},
  booktitle    = {Eighth Workshop on Non-Classical Models of Automata and Applications,
                  {NCMA} 2016, Debrecen, Hungary, August 29-30, 2016. Proceedings},
  series       = {books@ocg.at},
  volume       = {321},
  pages        = {13--40},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2016},
  timestamp    = {Fri, 02 Sep 2016 15:19:04 +0200},
  biburl       = {https://dblp.org/rec/conf/ncma/Freund16.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/ncma/2016,
  editor       = {Henning Bordihn and
                  Rudolf Freund and
                  Benedek Nagy and
                  Gy{\"{o}}rgy Vaszil},
  title        = {Eighth Workshop on Non-Classical Models of Automata and Applications,
                  {NCMA} 2016, Debrecen, Hungary, August 29-30, 2016. Proceedings},
  series       = {books@ocg.at},
  volume       = {321},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2016},
  isbn         = {978-3-903035-10-2},
  timestamp    = {Fri, 02 Sep 2016 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/ncma/2016.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/amai/FernauFSSW15,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Markus L. Schmid and
                  K. G. Subramanian and
                  Petra Wiederhold},
  title        = {Contextual array grammars and array {P} systems},
  journal      = {Ann. Math. Artif. Intell.},
  volume       = {75},
  number       = {1-2},
  pages        = {5--26},
  year         = {2015},
  url          = {https://doi.org/10.1007/s10472-013-9388-0},
  doi          = {10.1007/S10472-013-9388-0},
  timestamp    = {Tue, 21 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/amai/FernauFSSW15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/csjm/AlhazovFS15,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Petr Sos{\'{\i}}k},
  title        = {Small {P} Systems with Catalysts or Anti-Matter Simulating Generalized
                  Register Machines and Generalized Counter Automata},
  journal      = {Comput. Sci. J. Moldova},
  volume       = {23},
  number       = {3},
  pages        = {304--328},
  year         = {2015},
  url          = {http://www.math.md/publications/csjm/issues/v23-n3/11980/},
  timestamp    = {Wed, 02 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/csjm/AlhazovFS15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/FreundOP15,
  author       = {Rudolf Freund and
                  Marion Oswald and
                  Gheorghe Paun},
  title        = {Catalytic and Purely Catalytic {P} Systems and {P} Automata: Control
                  Mechanisms for Obtaining Computational Completeness},
  journal      = {Fundam. Informaticae},
  volume       = {136},
  number       = {1-2},
  pages        = {59--84},
  year         = {2015},
  url          = {https://doi.org/10.3233/FI-2015-1144},
  doi          = {10.3233/FI-2015-1144},
  timestamp    = {Fri, 18 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/FreundOP15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/AlhazovF15,
  author       = {Artiom Alhazov and
                  Rudolf Freund},
  title        = {Variants of Small Universal {P} Systems with Catalysts},
  journal      = {Fundam. Informaticae},
  volume       = {138},
  number       = {1-2},
  pages        = {227--250},
  year         = {2015},
  url          = {https://doi.org/10.3233/FI-2015-1209},
  doi          = {10.3233/FI-2015-1209},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/fuin/AlhazovF15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijfcs/FernauFH15,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Markus Holzer},
  title        = {The Finite Index Restriction Meets Hybrid Modes in Cooperating Distributed
                  Grammar Systems},
  journal      = {Int. J. Found. Comput. Sci.},
  volume       = {26},
  number       = {8},
  pages        = {1167--1188},
  year         = {2015},
  url          = {https://doi.org/10.1142/S0129054115400171},
  doi          = {10.1142/S0129054115400171},
  timestamp    = {Mon, 26 Jun 2023 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ijfcs/FernauFH15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/mcu/Csuhaj-VarjuFV15,
  author       = {Erzs{\'{e}}bet Csuhaj{-}Varj{\'{u}} and
                  Rudolf Freund and
                  Gy{\"{o}}rgy Vaszil},
  editor       = {J{\'{e}}r{\^{o}}me Durand{-}Lose and
                  Benedek Nagy},
  title        = {A Connection Between Red-Green Turing Machines and Watson-Crick {T0L}
                  Systems},
  booktitle    = {Machines, Computations, and Universality - 7th International Conference,
                  {MCU} 2015, Famagusta, North Cyprus, September 9-11, 2015, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {9288},
  pages        = {31--44},
  publisher    = {Springer},
  year         = {2015},
  url          = {https://doi.org/10.1007/978-3-319-23111-2\_3},
  doi          = {10.1007/978-3-319-23111-2\_3},
  timestamp    = {Tue, 14 May 2019 10:00:51 +0200},
  biburl       = {https://dblp.org/rec/conf/mcu/Csuhaj-VarjuFV15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/mcu/FernauFSS15,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Rani Siromoney and
                  K. G. Subramanian},
  editor       = {J{\'{e}}r{\^{o}}me Durand{-}Lose and
                  Benedek Nagy},
  title        = {Non-isometric Contextual Array Grammars with Regular Control and Local
                  Selectors},
  booktitle    = {Machines, Computations, and Universality - 7th International Conference,
                  {MCU} 2015, Famagusta, North Cyprus, September 9-11, 2015, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {9288},
  pages        = {61--78},
  publisher    = {Springer},
  year         = {2015},
  url          = {https://doi.org/10.1007/978-3-319-23111-2\_5},
  doi          = {10.1007/978-3-319-23111-2\_5},
  timestamp    = {Tue, 21 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/mcu/FernauFSS15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovF15,
  author       = {Artiom Alhazov and
                  Rudolf Freund},
  editor       = {Grzegorz Rozenberg and
                  Arto Salomaa and
                  Jos{\'{e}} M. Sempere and
                  Claudio Zandron},
  title        = {Polarizationless {P} Systems with One Active Membrane},
  booktitle    = {Membrane Computing - 16th International Conference, {CMC} 2015, Valencia,
                  Spain, August 17-21, 2015, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {9504},
  pages        = {51--62},
  publisher    = {Springer},
  year         = {2015},
  url          = {https://doi.org/10.1007/978-3-319-28475-0\_4},
  doi          = {10.1007/978-3-319-28475-0\_4},
  timestamp    = {Sun, 25 Oct 2020 23:18:19 +0100},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovF15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovFV15,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergey Verlan},
  editor       = {Grzegorz Rozenberg and
                  Arto Salomaa and
                  Jos{\'{e}} M. Sempere and
                  Claudio Zandron},
  title        = {Bridging Deterministic {P} Systems and Conditional Grammars},
  booktitle    = {Membrane Computing - 16th International Conference, {CMC} 2015, Valencia,
                  Spain, August 17-21, 2015, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {9504},
  pages        = {63--76},
  publisher    = {Springer},
  year         = {2015},
  url          = {https://doi.org/10.1007/978-3-319-28475-0\_5},
  doi          = {10.1007/978-3-319-28475-0\_5},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovFV15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/Freund0V15,
  author       = {Rudolf Freund and
                  Sergiu Ivanov and
                  Sergey Verlan},
  editor       = {Grzegorz Rozenberg and
                  Arto Salomaa and
                  Jos{\'{e}} M. Sempere and
                  Claudio Zandron},
  title        = {P Systems with Generalized Multisets Over Totally Ordered Abelian
                  Groups},
  booktitle    = {Membrane Computing - 16th International Conference, {CMC} 2015, Valencia,
                  Spain, August 17-21, 2015, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {9504},
  pages        = {117--136},
  publisher    = {Springer},
  year         = {2015},
  url          = {https://doi.org/10.1007/978-3-319-28475-0\_9},
  doi          = {10.1007/978-3-319-28475-0\_9},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/Freund0V15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/FreundS15,
  author       = {Rudolf Freund and
                  Petr Sos{\'{\i}}k},
  editor       = {Grzegorz Rozenberg and
                  Arto Salomaa and
                  Jos{\'{e}} M. Sempere and
                  Claudio Zandron},
  title        = {On the Power of Catalytic {P} Systems with One Catalyst},
  booktitle    = {Membrane Computing - 16th International Conference, {CMC} 2015, Valencia,
                  Spain, August 17-21, 2015, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {9504},
  pages        = {137--152},
  publisher    = {Springer},
  year         = {2015},
  url          = {https://doi.org/10.1007/978-3-319-28475-0\_10},
  doi          = {10.1007/978-3-319-28475-0\_10},
  timestamp    = {Thu, 14 Oct 2021 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/FreundS15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/uc/Freund0S15,
  author       = {Rudolf Freund and
                  Sergiu Ivanov and
                  Ludwig Staiger},
  editor       = {Cristian S. Calude and
                  Michael J. Dinneen},
  title        = {Going Beyond Turing with {P} Automata: Partial Adult Halting and Regular
                  Observer {\(\omega\)}-Languages},
  booktitle    = {Unconventional Computation and Natural Computation - 14th International
                  Conference, {UCNC} 2015, Auckland, New Zealand, August 30 - September
                  3, 2015, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {9252},
  pages        = {169--180},
  publisher    = {Springer},
  year         = {2015},
  url          = {https://doi.org/10.1007/978-3-319-21819-9\_12},
  doi          = {10.1007/978-3-319-21819-9\_12},
  timestamp    = {Wed, 25 Sep 2019 18:09:19 +0200},
  biburl       = {https://dblp.org/rec/conf/uc/Freund0S15.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/ncma/2015,
  editor       = {Rudolf Freund and
                  Markus Holzer and
                  Nelma Moreira and
                  Rog{\'{e}}rio Reis},
  title        = {Seventh Workshop on Non-Classical Models of Automata and Applications
                  - {NCMA} 2015, Porto, Portugal, August 31 - September 1, 2015. Proceedings},
  series       = {books@ocg.at},
  volume       = {318},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2015},
  isbn         = {978-3-903035-07-2},
  timestamp    = {Thu, 17 Mar 2016 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/ncma/2015.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/eatcs/SiegelmannF14,
  author       = {Hava T. Siegelmann and
                  Rudolf Freund},
  title        = {Report on {UCNC} 2014},
  journal      = {Bull. {EATCS}},
  volume       = {114},
  year         = {2014},
  url          = {http://eatcs.org/beatcs/index.php/beatcs/article/view/303},
  timestamp    = {Fri, 12 Feb 2021 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/eatcs/SiegelmannF14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/AlhazovF014,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergiu Ivanov},
  title        = {Length {P} Systems},
  journal      = {Fundam. Informaticae},
  volume       = {134},
  number       = {1-2},
  pages        = {17--37},
  year         = {2014},
  url          = {https://doi.org/10.3233/FI-2014-1088},
  doi          = {10.3233/FI-2014-1088},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/fuin/AlhazovF014.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/Diaz-PernilPAFG14,
  author       = {Daniel D{\'{\i}}az{-}Pernil and
                  Francisco Pe{\~{n}}a{-}Cantillana and
                  Artiom Alhazov and
                  Rudolf Freund and
                  Miguel A. Guti{\'{e}}rrez{-}Naranjo},
  title        = {Antimatter as a Frontier of Tractability in Membrane Computing},
  journal      = {Fundam. Informaticae},
  volume       = {134},
  number       = {1-2},
  pages        = {83--96},
  year         = {2014},
  url          = {https://doi.org/10.3233/FI-2014-1092},
  doi          = {10.3233/FI-2014-1092},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/fuin/Diaz-PernilPAFG14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jalc/FreundO14,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {Array Grammars and Automata on Cayley Grids},
  journal      = {J. Autom. Lang. Comb.},
  volume       = {19},
  number       = {1-4},
  pages        = {67--80},
  year         = {2014},
  url          = {https://doi.org/10.25596/jalc-2014-067},
  doi          = {10.25596/JALC-2014-067},
  timestamp    = {Mon, 11 May 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/jalc/FreundO14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/nc/FreundRV14,
  author       = {Rudolf Freund and
                  Yurii Rogozhin and
                  Sergey Verlan},
  title        = {Generating and accepting {P} systems with minimal left and right insertion
                  and deletion},
  journal      = {Nat. Comput.},
  volume       = {13},
  number       = {2},
  pages        = {257--268},
  year         = {2014},
  url          = {https://doi.org/10.1007/s11047-013-9396-3},
  doi          = {10.1007/S11047-013-9396-3},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/nc/FreundRV14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/birthday/FreundO14,
  author       = {Rudolf Freund and
                  Marion Oswald},
  editor       = {Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Algebraic Representation of Regular Array Languages on Cayley Graphs},
  booktitle    = {Discrete Mathematics and Computer Science. In Memoriam Alexandru Mateescu
                  {(1952-2005)}},
  pages        = {165--187},
  publisher    = {The Publishing House of the Romanian Academy},
  year         = {2014},
  timestamp    = {Fri, 23 Jan 2015 14:35:08 +0100},
  biburl       = {https://dblp.org/rec/conf/birthday/FreundO14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/birthday/FreundP14,
  author       = {Rudolf Freund and
                  Gheorghe Paun},
  editor       = {Cristian S. Calude and
                  Rusins Freivalds and
                  Kazuo Iwama},
  title        = {P Systems with Anti-Matter},
  booktitle    = {Computing with New Resources - Essays Dedicated to Jozef Gruska on
                  the Occasion of His 80th Birthday},
  series       = {Lecture Notes in Computer Science},
  volume       = {8808},
  pages        = {409--420},
  publisher    = {Springer},
  year         = {2014},
  url          = {https://doi.org/10.1007/978-3-319-13350-8\_30},
  doi          = {10.1007/978-3-319-13350-8\_30},
  timestamp    = {Tue, 14 May 2019 10:00:52 +0200},
  biburl       = {https://dblp.org/rec/conf/birthday/FreundP14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dcfs/AlhazovAFP14,
  author       = {Artiom Alhazov and
                  Bogdan Aman and
                  Rudolf Freund and
                  Gheorghe Paun},
  editor       = {Helmut J{\"{u}}rgensen and
                  Juhani Karhum{\"{a}}ki and
                  Alexander Okhotin},
  title        = {Matter and Anti-Matter in Membrane Systems},
  booktitle    = {Descriptional Complexity of Formal Systems - 16th International Workshop,
                  {DCFS} 2014, Turku, Finland, August 5-8, 2014. Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {8614},
  pages        = {65--76},
  publisher    = {Springer},
  year         = {2014},
  url          = {https://doi.org/10.1007/978-3-319-09704-6\_7},
  doi          = {10.1007/978-3-319-09704-6\_7},
  timestamp    = {Sun, 02 Oct 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/dcfs/AlhazovAFP14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovAF14,
  author       = {Artiom Alhazov and
                  Bogdan Aman and
                  Rudolf Freund},
  editor       = {Marian Gheorghe and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Petr Sos{\'{\i}}k and
                  Claudio Zandron},
  title        = {P Systems with Anti-Matter},
  booktitle    = {Membrane Computing - 15th International Conference, {CMC} 2014, Prague,
                  Czech Republic, August 20-22, 2014, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {8961},
  pages        = {66--85},
  publisher    = {Springer},
  year         = {2014},
  url          = {https://doi.org/10.1007/978-3-319-14370-5\_5},
  doi          = {10.1007/978-3-319-14370-5\_5},
  timestamp    = {Sun, 02 Oct 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovAF14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovF14,
  author       = {Artiom Alhazov and
                  Rudolf Freund},
  editor       = {Marian Gheorghe and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Petr Sos{\'{\i}}k and
                  Claudio Zandron},
  title        = {Priorities, Promoters and Inhibitors in Deterministic Non-cooperative
                  {P} Systems},
  booktitle    = {Membrane Computing - 15th International Conference, {CMC} 2014, Prague,
                  Czech Republic, August 20-22, 2014, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {8961},
  pages        = {86--98},
  publisher    = {Springer},
  year         = {2014},
  url          = {https://doi.org/10.1007/978-3-319-14370-5\_6},
  doi          = {10.1007/978-3-319-14370-5\_6},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovF14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovF14a,
  author       = {Artiom Alhazov and
                  Rudolf Freund},
  editor       = {Marian Gheorghe and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Petr Sos{\'{\i}}k and
                  Claudio Zandron},
  title        = {P Systems with Toxic Objects},
  booktitle    = {Membrane Computing - 15th International Conference, {CMC} 2014, Prague,
                  Czech Republic, August 20-22, 2014, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {8961},
  pages        = {99--125},
  publisher    = {Springer},
  year         = {2014},
  url          = {https://doi.org/10.1007/978-3-319-14370-5\_7},
  doi          = {10.1007/978-3-319-14370-5\_7},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovF14a.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovFV14,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Sergey Verlan},
  editor       = {Marian Gheorghe and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Petr Sos{\'{\i}}k and
                  Claudio Zandron},
  title        = {Promoters and Inhibitors in Purely Catalytic {P} Systems},
  booktitle    = {Membrane Computing - 15th International Conference, {CMC} 2014, Prague,
                  Czech Republic, August 20-22, 2014, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {8961},
  pages        = {126--138},
  publisher    = {Springer},
  year         = {2014},
  url          = {https://doi.org/10.1007/978-3-319-14370-5\_8},
  doi          = {10.1007/978-3-319-14370-5\_8},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovFV14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AmanCF14,
  author       = {Bogdan Aman and
                  Erzs{\'{e}}bet Csuhaj{-}Varj{\'{u}} and
                  Rudolf Freund},
  editor       = {Marian Gheorghe and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Petr Sos{\'{\i}}k and
                  Claudio Zandron},
  title        = {Red-Green {P} Automata},
  booktitle    = {Membrane Computing - 15th International Conference, {CMC} 2014, Prague,
                  Czech Republic, August 20-22, 2014, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {8961},
  pages        = {139--157},
  publisher    = {Springer},
  year         = {2014},
  url          = {https://doi.org/10.1007/978-3-319-14370-5\_9},
  doi          = {10.1007/978-3-319-14370-5\_9},
  timestamp    = {Sun, 02 Oct 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AmanCF14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/uc/AlhazovFR14,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Yurii Rogozhin},
  editor       = {Oscar H. Ibarra and
                  Lila Kari and
                  Steffen Kopecki},
  title        = {Five Nodes Are Sufficient for Hybrid Networks of Evolutionary Processors
                  to Be Computationally Complete},
  booktitle    = {Unconventional Computation and Natural Computation - 13th International
                  Conference, {UCNC} 2014, London, ON, Canada, July 14-18, 2014, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {8553},
  pages        = {1--13},
  publisher    = {Springer},
  year         = {2014},
  url          = {https://doi.org/10.1007/978-3-319-08123-6\_1},
  doi          = {10.1007/978-3-319-08123-6\_1},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/uc/AlhazovFR14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:journals/corr/FernauFH14,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Markus Holzer},
  editor       = {Zolt{\'{a}}n {\'{E}}sik and
                  Zolt{\'{a}}n F{\"{u}}l{\"{o}}p},
  title        = {Cooperating Distributed Grammar Systems of Finite Index Working in
                  Hybrid Modes},
  booktitle    = {Proceedings 14th International Conference on Automata and Formal Languages,
                  {AFL} 2014, Szeged, Hungary, May 27-29, 2014},
  series       = {{EPTCS}},
  volume       = {151},
  pages        = {246--260},
  year         = {2014},
  url          = {https://doi.org/10.4204/EPTCS.151.17},
  doi          = {10.4204/EPTCS.151.17},
  timestamp    = {Mon, 26 Jun 2023 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/corr/FernauFH14.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/ncma/2014,
  editor       = {Suna Bensch and
                  Rudolf Freund and
                  Friedrich Otto},
  title        = {Sixth Workshop on Non-Classical Models for Automata and Applications
                  - {NCMA} 2014, Kassel, Germany, July 28-29, 2014. Proceedings},
  series       = {books@ocg.at},
  volume       = {304},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2014},
  isbn         = {978-3-85403-304-2},
  timestamp    = {Thu, 23 Jun 2016 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/ncma/2014.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijcm/FreundPRV13,
  author       = {Rudolf Freund and
                  Ignacio P{\'{e}}rez{-}Hurtado and
                  Agustin Riscos{-}N{\'{u}}{\~{n}}ez and
                  Sergey Verlan},
  title        = {A formalization of membrane systems with dynamically evolving structures},
  journal      = {Int. J. Comput. Math.},
  volume       = {90},
  number       = {4},
  pages        = {801--815},
  year         = {2013},
  url          = {https://doi.org/10.1080/00207160.2012.748899},
  doi          = {10.1080/00207160.2012.748899},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/ijcm/FreundPRV13.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/FreundLMPVZ13,
  author       = {Rudolf Freund and
                  Alberto Leporati and
                  Giancarlo Mauri and
                  Antonio E. Porreca and
                  Sergey Verlan and
                  Claudio Zandron},
  editor       = {Artiom Alhazov and
                  Svetlana Cojocaru and
                  Marian Gheorghe and
                  Yurii Rogozhin and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Flattening in (Tissue) {P} Systems},
  booktitle    = {Membrane Computing - 14th International Conference, {CMC} 2013, Chi{\c{s}}in{\u{a}}u,
                  Republic of Moldova, August 20-23, 2013, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {8340},
  pages        = {173--188},
  publisher    = {Springer},
  year         = {2013},
  url          = {https://doi.org/10.1007/978-3-642-54239-8\_13},
  doi          = {10.1007/978-3-642-54239-8\_13},
  timestamp    = {Sat, 09 Apr 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/FreundLMPVZ13.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/ncma/FreundO13,
  author       = {Rudolf Freund and
                  Marion Oswald},
  editor       = {Suna Bensch and
                  Frank Drewes and
                  Rudolf Freund and
                  Friedrich Otto},
  title        = {Catalytic and purely catalytic {P} automata: control mechanisms for
                  obtaining computational completeness},
  booktitle    = {Fifth Workshop on Non-Classical Models for Automata and Applications
                  - {NCMA} 2013, Ume{\aa}, Sweden, August 13 - August 14, 2013, Proceedings},
  series       = {books@ocg.at},
  volume       = {294},
  pages        = {133--150},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2013},
  timestamp    = {Thu, 29 Aug 2013 15:25:21 +0200},
  biburl       = {https://dblp.org/rec/conf/ncma/FreundO13.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/uc/FernauFISS13,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Sergiu Ivanov and
                  Markus L. Schmid and
                  K. G. Subramanian},
  editor       = {Giancarlo Mauri and
                  Alberto Dennunzio and
                  Luca Manzoni and
                  Antonio E. Porreca},
  title        = {Array Insertion and Deletion {P} Systems},
  booktitle    = {Unconventional Computation and Natural Computation - 12th International
                  Conference, {UCNC} 2013, Milan, Italy, July 1-5, 2013. Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {7956},
  pages        = {67--78},
  publisher    = {Springer},
  year         = {2013},
  url          = {https://doi.org/10.1007/978-3-642-39074-6\_8},
  doi          = {10.1007/978-3-642-39074-6\_8},
  timestamp    = {Tue, 21 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/uc/FernauFISS13.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:journals/corr/FreundP13,
  author       = {Rudolf Freund and
                  Gheorghe Paun},
  editor       = {Turlough Neary and
                  Matthew Cook},
  title        = {How to Obtain Computational Completeness in {P} Systems with One Catalyst},
  booktitle    = {Proceedings Machines, Computations and Universality 2013, {MCU} 2013,
                  Z{\"{u}}rich, Switzerland, September 9-11, 2013},
  series       = {{EPTCS}},
  volume       = {128},
  pages        = {47--61},
  year         = {2013},
  url          = {https://doi.org/10.4204/EPTCS.128.13},
  doi          = {10.4204/EPTCS.128.13},
  timestamp    = {Wed, 12 Sep 2018 01:05:13 +0200},
  biburl       = {https://dblp.org/rec/journals/corr/FreundP13.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:journals/corr/FreundIOS13,
  author       = {Rudolf Freund and
                  Sergiu Ivanov and
                  Marion Oswald and
                  K. G. Subramanian},
  editor       = {Turlough Neary and
                  Matthew Cook},
  title        = {One-dimensional Array Grammars and {P} Systems with Array Insertion
                  and Deletion Rules},
  booktitle    = {Proceedings Machines, Computations and Universality 2013, {MCU} 2013,
                  Z{\"{u}}rich, Switzerland, September 9-11, 2013},
  series       = {{EPTCS}},
  volume       = {128},
  pages        = {62--75},
  year         = {2013},
  url          = {https://doi.org/10.4204/EPTCS.128.14},
  doi          = {10.4204/EPTCS.128.14},
  timestamp    = {Wed, 12 Sep 2018 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/corr/FreundIOS13.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/ncma/2013,
  editor       = {Suna Bensch and
                  Frank Drewes and
                  Rudolf Freund and
                  Friedrich Otto},
  title        = {Fifth Workshop on Non-Classical Models for Automata and Applications
                  - {NCMA} 2013, Ume{\aa}, Sweden, August 13 - August 14, 2013, Proceedings},
  series       = {books@ocg.at},
  volume       = {294},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2013},
  isbn         = {978-3-85403-294-6},
  timestamp    = {Thu, 29 Aug 2013 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/ncma/2013.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/csjm/AntoniottiFLM12,
  author       = {Marco Antoniotti and
                  Rudolf Freund and
                  Alberto Leporati and
                  Giancarlo Mauri},
  title        = {Self-Stabilization in Membrane Systems},
  journal      = {Comput. Sci. J. Moldova},
  volume       = {20},
  number       = {2},
  pages        = {133--146},
  year         = {2012},
  url          = {http://www.math.md/publications/csjm/issues/v20-n2/11081/},
  timestamp    = {Wed, 02 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/csjm/AntoniottiFLM12.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ita/FreundHMOP12,
  author       = {Rudolf Freund and
                  Markus Holzer and
                  Carlo Mereghetti and
                  Friedrich Otto and
                  Beatrice Palano},
  title        = {Special Issue: Non-Classical Models of Automata and Applications {III}
                  {(NCMA-2011)}},
  journal      = {{RAIRO} Theor. Informatics Appl.},
  volume       = {46},
  number       = {4},
  pages        = {459--460},
  year         = {2012},
  url          = {https://doi.org/10.1051/ita/2012022},
  doi          = {10.1051/ITA/2012022},
  timestamp    = {Mon, 26 Jun 2023 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ita/FreundHMOP12.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/nc/AlhazovFM12,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Kenichi Morita},
  title        = {Sequential and maximally parallel multiset rewriting: reversibility
                  and determinism},
  journal      = {Nat. Comput.},
  volume       = {11},
  number       = {1},
  pages        = {95--106},
  year         = {2012},
  url          = {https://doi.org/10.1007/s11047-011-9267-8},
  doi          = {10.1007/S11047-011-9267-8},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/nc/AlhazovFM12.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/Freund12,
  author       = {Rudolf Freund},
  editor       = {Erzs{\'{e}}bet Csuhaj{-}Varj{\'{u}} and
                  Marian Gheorghe and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Gy{\"{o}}rgy Vaszil},
  title        = {(Tissue) {P} Systems with Decaying Objects},
  booktitle    = {Membrane Computing - 13th International Conference, {CMC} 2012, Budapest,
                  Hungary, August 28-31, 2012, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {7762},
  pages        = {1--25},
  publisher    = {Springer},
  year         = {2012},
  url          = {https://doi.org/10.1007/978-3-642-36751-9\_1},
  doi          = {10.1007/978-3-642-36751-9\_1},
  timestamp    = {Fri, 28 Feb 2020 19:27:04 +0100},
  biburl       = {https://dblp.org/rec/conf/membrane/Freund12.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovF12,
  author       = {Artiom Alhazov and
                  Rudolf Freund},
  editor       = {Erzs{\'{e}}bet Csuhaj{-}Varj{\'{u}} and
                  Marian Gheorghe and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Gy{\"{o}}rgy Vaszil},
  title        = {Asynchronous and Maximally Parallel Deterministic Controlled Non-cooperative
                  {P} Systems Characterize {NFIN} and coNFIN},
  booktitle    = {Membrane Computing - 13th International Conference, {CMC} 2012, Budapest,
                  Hungary, August 28-31, 2012, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {7762},
  pages        = {101--111},
  publisher    = {Springer},
  year         = {2012},
  url          = {https://doi.org/10.1007/978-3-642-36751-9\_8},
  doi          = {10.1007/978-3-642-36751-9\_8},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovF12.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovFHORV12,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Hilbert Heikenw{\"{a}}lder and
                  Marion Oswald and
                  Yurii Rogozhin and
                  Sergey Verlan},
  editor       = {Erzs{\'{e}}bet Csuhaj{-}Varj{\'{u}} and
                  Marian Gheorghe and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Gy{\"{o}}rgy Vaszil},
  title        = {Sequential {P} Systems with Regular Control},
  booktitle    = {Membrane Computing - 13th International Conference, {CMC} 2012, Budapest,
                  Hungary, August 28-31, 2012, Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {7762},
  pages        = {112--127},
  publisher    = {Springer},
  year         = {2012},
  url          = {https://doi.org/10.1007/978-3-642-36751-9\_9},
  doi          = {10.1007/978-3-642-36751-9\_9},
  timestamp    = {Sat, 09 Apr 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovFHORV12.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/uc/FreundRV12,
  author       = {Rudolf Freund and
                  Yurii Rogozhin and
                  Sergey Verlan},
  editor       = {J{\'{e}}r{\^{o}}me Durand{-}Lose and
                  Natasa Jonoska},
  title        = {P Systems with Minimal Left and Right Insertion and Deletion},
  booktitle    = {Unconventional Computation and Natural Computation - 11th International
                  Conference, {UCNC} 2012, Orl{\'{e}}an, France, September 3-7,
                  2012. Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {7445},
  pages        = {82--93},
  publisher    = {Springer},
  year         = {2012},
  url          = {https://doi.org/10.1007/978-3-642-32894-7\_9},
  doi          = {10.1007/978-3-642-32894-7\_9},
  timestamp    = {Sat, 09 Apr 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/uc/FreundRV12.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/ncma/2012,
  editor       = {Rudolf Freund and
                  Markus Holzer and
                  Bianca Truthe and
                  Ulrich Ultes{-}Nitsche},
  title        = {Fourth Workshop on Non-Classical Models for Automata and Applications
                  - {NCMA} 2012, Fribourg, Switzerland, August 23-24, 2012. Proceedings},
  series       = {books@ocg.at},
  volume       = {290},
  publisher    = {{\"{O}}sterreichische Computer Gesellschaft},
  year         = {2012},
  isbn         = {978-3-85403-290-8},
  timestamp    = {Thu, 17 Mar 2016 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/ncma/2012.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/BordihnFHHKO11,
  author       = {Henning Bordihn and
                  Rudolf Freund and
                  Mika Hirvensalo and
                  Markus Holzer and
                  Martin Kutrib and
                  Friedrich Otto},
  title        = {Preface},
  journal      = {Fundam. Informaticae},
  volume       = {112},
  number       = {2-3},
  year         = {2011},
  url          = {https://doi.org/10.3233/FI-2011-582},
  doi          = {10.3233/FI-2011-582},
  timestamp    = {Mon, 26 Jun 2023 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/BordihnFHHKO11.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijfcs/FreundGMMP11,
  author       = {Rudolf Freund and
                  Marian Gheorghe and
                  Solomon Marcus and
                  Victor Mitrana and
                  Mario J. P{\'{e}}rez{-}Jim{\'{e}}nez},
  title        = {Preface},
  journal      = {Int. J. Found. Comput. Sci.},
  volume       = {22},
  number       = {1},
  year         = {2011},
  url          = {http://www.worldscinet.com/ijfcs/22/2201/S0129054111007770.html},
  timestamp    = {Thu, 19 Jan 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/ijfcs/FreundGMMP11.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/nc/FreundV11,
  author       = {Rudolf Freund and
                  Sergey Verlan},
  title        = {(Tissue) {P} systems working in the \emph{k}-restricted minimally
                  or maximally parallel transition mode},
  journal      = {Nat. Comput.},
  volume       = {10},
  number       = {2},
  pages        = {821--833},
  year         = {2011},
  url          = {https://doi.org/10.1007/s11047-010-9215-z},
  doi          = {10.1007/S11047-010-9215-Z},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/nc/FreundV11.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/birthday/FreundKO11,
  author       = {Rudolf Freund and
                  Marian Kogler and
                  Marion Oswald},
  editor       = {Jozef Kelemen and
                  Alica Kelemenov{\'{a}}},
  title        = {A General Framework for Regulated Rewriting Based on the Applicability
                  of Rules},
  booktitle    = {Computation, Cooperation, and Life - Essays Dedicated to Gheorghe
                  Paun on the Occasion of His 60th Birthday},
  series       = {Lecture Notes in Computer Science},
  volume       = {6610},
  pages        = {35--53},
  publisher    = {Springer},
  year         = {2011},
  url          = {https://doi.org/10.1007/978-3-642-20000-7\_5},
  doi          = {10.1007/978-3-642-20000-7\_5},
  timestamp    = {Tue, 14 May 2019 10:00:52 +0200},
  biburl       = {https://dblp.org/rec/conf/birthday/FreundKO11.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/ncma/2011,
  editor       = {Rudolf Freund and
                  Markus Holzer and
                  Carlo Mereghetti and
                  Friedrich Otto and
                  Beatrice Palano},
  title        = {Third Workshop on Non-Classical Models for Automata and Applications
                  - {NCMA} 2011, Milan, Italy, July 18 - July 19, 2011. Proceedings},
  series       = {books@ocg.at},
  volume       = {282},
  publisher    = {Austrian Computer Society},
  year         = {2011},
  isbn         = {978-3-85403-282-3},
  timestamp    = {Thu, 17 Mar 2016 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/ncma/2011.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/FreundK10,
  author       = {Rudolf Freund and
                  Marian Kogler},
  editor       = {Marian Gheorghe and
                  Thomas Hinze and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Computationally Complete Spiking Neural {P} Systems without Delay:
                  Two Types of Neurons Are Enough},
  booktitle    = {Membrane Computing - 11th International Conference, {CMC} 2010, Jena,
                  Germany, August 24-27, 2010. Revised Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {6501},
  pages        = {198--207},
  publisher    = {Springer},
  year         = {2010},
  url          = {https://doi.org/10.1007/978-3-642-18123-8\_16},
  doi          = {10.1007/978-3-642-18123-8\_16},
  timestamp    = {Mon, 03 Jan 2022 22:42:19 +0100},
  biburl       = {https://dblp.org/rec/conf/membrane/FreundK10.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/uc/AlhazovFM10,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Kenichi Morita},
  editor       = {Cristian S. Calude and
                  Masami Hagiya and
                  Kenichi Morita and
                  Grzegorz Rozenberg and
                  Jon Timmis},
  title        = {Reversibility and Determinism in Sequential Multiset Rewriting},
  booktitle    = {Unconventional Computation - 9th International Conference, {UC} 2010,
                  Tokyo, Japan, June 21-25, 2010. Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {6079},
  pages        = {21--31},
  publisher    = {Springer},
  year         = {2010},
  url          = {https://doi.org/10.1007/978-3-642-13523-1\_6},
  doi          = {10.1007/978-3-642-13523-1\_6},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/uc/AlhazovFM10.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:journals/corr/abs-1008-1651,
  author       = {Rudolf Freund and
                  Marian Kogler and
                  Yurii Rogozhin and
                  Sergey Verlan},
  editor       = {Ian McQuillan and
                  Giovanni Pighizzini},
  title        = {Graph-Controlled Insertion-Deletion Systems},
  booktitle    = {Proceedings Twelfth Annual Workshop on Descriptional Complexity of
                  Formal Systems, {DCFS} 2010, Saskatoon, Canada, 8-10th August 2010},
  series       = {{EPTCS}},
  volume       = {31},
  pages        = {88--98},
  year         = {2010},
  url          = {https://doi.org/10.4204/EPTCS.31.11},
  doi          = {10.4204/EPTCS.31.11},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/corr/abs-1008-1651.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/ncma/2010,
  editor       = {Henning Bordihn and
                  Rudolf Freund and
                  Markus Holzer and
                  Thomas Hinze and
                  Martin Kutrib and
                  Friedrich Otto},
  title        = {Second Workshop on Non-Classical Models for Automata and Applications
                  - {NCMA} 2010, Jena, Germany, August 23 - August 24, 2010. Proceedings},
  series       = {books@ocg.at},
  volume       = {263},
  publisher    = {Austrian Computer Society},
  year         = {2010},
  isbn         = {978-3-85403-263-2},
  timestamp    = {Thu, 17 Mar 2016 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/ncma/2010.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/AlhazovOFV09,
  author       = {Artiom Alhazov and
                  Marion Oswald and
                  Rudolf Freund and
                  Sergey Verlan},
  title        = {Partial Halting and Minimal Parallelism Based on Arbitrary Rule Partitions},
  journal      = {Fundam. Informaticae},
  volume       = {91},
  number       = {1},
  pages        = {17--34},
  year         = {2009},
  url          = {https://doi.org/10.3233/FI-2009-0031},
  doi          = {10.3233/FI-2009-0031},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/fuin/AlhazovOFV09.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/Freund09,
  author       = {Rudolf Freund},
  editor       = {Gheorghe Paun and
                  Mario J. P{\'{e}}rez{-}Jim{\'{e}}nez and
                  Agustin Riscos{-}N{\'{u}}{\~{n}}ez and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Transition and Halting Modes in (Tissue) {P} Systems},
  booktitle    = {Membrane Computing, 10th International Workshop, {WMC} 2009, Curtea
                  de Arges, Romania, August 24-27, 2009. Revised Selected and Invited
                  Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {5957},
  pages        = {18--29},
  publisher    = {Springer},
  year         = {2009},
  url          = {https://doi.org/10.1007/978-3-642-11467-0\_3},
  doi          = {10.1007/978-3-642-11467-0\_3},
  timestamp    = {Tue, 14 May 2019 10:00:48 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/Freund09.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/FreundK09,
  author       = {Rudolf Freund and
                  Marian Kogler},
  editor       = {Gheorghe Paun and
                  Mario J. P{\'{e}}rez{-}Jim{\'{e}}nez and
                  Agustin Riscos{-}N{\'{u}}{\~{n}}ez and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {(Tissue) {P} Systems with Hybrid Transition Modes},
  booktitle    = {Membrane Computing, 10th International Workshop, {WMC} 2009, Curtea
                  de Arges, Romania, August 24-27, 2009. Revised Selected and Invited
                  Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {5957},
  pages        = {252--263},
  publisher    = {Springer},
  year         = {2009},
  url          = {https://doi.org/10.1007/978-3-642-11467-0\_19},
  doi          = {10.1007/978-3-642-11467-0\_19},
  timestamp    = {Mon, 12 Feb 2018 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/membrane/FreundK09.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/ncma/FreundKV09,
  author       = {Rudolf Freund and
                  Marian Kogler and
                  Sergey Verlan},
  editor       = {Henning Bordihn and
                  Rudolf Freund and
                  Markus Holzer and
                  Martin Kutrib and
                  Friedrich Otto},
  title        = {P Automata with Controlled Use of Minimal Communication Rules},
  booktitle    = {Workshop on Non-Classical Models for Automata and Applications - {NCMA}
                  2009, Wroclaw, Poland, August 31 - September 1, 2009. Proceedings},
  series       = {books@ocg.at},
  volume       = {256},
  pages        = {107--120},
  publisher    = {Austrian Computer Society},
  year         = {2009},
  timestamp    = {Mon, 12 Feb 2018 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/ncma/FreundKV09.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:journals/corr/abs-0907-5120,
  author       = {Rudolf Freund and
                  Andreas Klein and
                  Martin Kutrib},
  editor       = {J{\"{u}}rgen Dassow and
                  Giovanni Pighizzini and
                  Bianca Truthe},
  title        = {On the Number of Membranes in Unary {P} Systems},
  booktitle    = {Proceedings Eleventh International Workshop on Descriptional Complexity
                  of Formal Systems, {DCFS} 2009, Magdeburg, Germany, July 6-9, 2009},
  series       = {{EPTCS}},
  volume       = {3},
  pages        = {101--109},
  year         = {2009},
  url          = {https://doi.org/10.4204/EPTCS.3.9},
  doi          = {10.4204/EPTCS.3.9},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/corr/abs-0907-5120.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:journals/corr/abs-0911-4987,
  author       = {Rudolf Freund and
                  Marian Kogler},
  editor       = {Gabriel Ciobanu},
  title        = {Drip and Mate Operations Acting in Test Tube Systems and Tissue-like
                  {P} systems},
  booktitle    = {Proceedings Third Workshop on Membrane Computing and Biologically
                  Inspired Process Calculi, MeCBIC 2009, Bologna, Italy, 5th September
                  2009},
  series       = {{EPTCS}},
  volume       = {11},
  pages        = {123--135},
  year         = {2009},
  url          = {https://doi.org/10.4204/EPTCS.11.8},
  doi          = {10.4204/EPTCS.11.8},
  timestamp    = {Tue, 29 Dec 2020 18:21:21 +0100},
  biburl       = {https://dblp.org/rec/journals/corr/abs-0911-4987.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/ncma/2009,
  editor       = {Henning Bordihn and
                  Rudolf Freund and
                  Markus Holzer and
                  Martin Kutrib and
                  Friedrich Otto},
  title        = {Workshop on Non-Classical Models for Automata and Applications - {NCMA}
                  2009, Wroclaw, Poland, August 31 - September 1, 2009. Proceedings},
  series       = {books@ocg.at},
  volume       = {256},
  publisher    = {Austrian Computer Society},
  year         = {2009},
  isbn         = {978-3-85403-256-4},
  timestamp    = {Thu, 17 Mar 2016 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/ncma/2009.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/FreundO08,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {Regular omega-Languages Defined by Finite Extended Spiking Neural
                  {P} Systems},
  journal      = {Fundam. Informaticae},
  volume       = {83},
  number       = {1-2},
  pages        = {65--73},
  year         = {2008},
  url          = {http://content.iospress.com/articles/fundamenta-informaticae/fi83-1-2-07},
  timestamp    = {Fri, 18 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/FreundO08.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijfcs/FreundO08,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {Cd Grammar Systems with Regular Start Conditions},
  journal      = {Int. J. Found. Comput. Sci.},
  volume       = {19},
  number       = {4},
  pages        = {767--779},
  year         = {2008},
  url          = {https://doi.org/10.1142/S0129054108005942},
  doi          = {10.1142/S0129054108005942},
  timestamp    = {Sat, 27 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ijfcs/FreundO08.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijfcs/FreundIO08,
  author       = {Rudolf Freund and
                  Mihai Ionescu and
                  Marion Oswald},
  title        = {Extended Spiking Neural {P} Systems with Decaying Spikes and/or Total
                  Spiking},
  journal      = {Int. J. Found. Comput. Sci.},
  volume       = {19},
  number       = {5},
  pages        = {1223--1234},
  year         = {2008},
  url          = {https://doi.org/10.1142/S0129054108006248},
  doi          = {10.1142/S0129054108006248},
  timestamp    = {Sat, 27 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ijfcs/FreundIO08.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/BeyrederF08,
  author       = {Markus Beyreder and
                  Rudolf Freund},
  editor       = {David W. Corne and
                  Pierluigi Frisco and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Membrane Systems Using Noncooperative Rules with Unconditional Halting},
  booktitle    = {Membrane Computing - 9th International Workshop, {WMC} 2008, Edinburgh,
                  UK, July 28-31, 2008, Revised Selected and Invited Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {5391},
  pages        = {129--136},
  publisher    = {Springer},
  year         = {2008},
  url          = {https://doi.org/10.1007/978-3-540-95885-7\_10},
  doi          = {10.1007/978-3-540-95885-7\_10},
  timestamp    = {Tue, 14 May 2019 10:00:48 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/BeyrederF08.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/uc/2008,
  editor       = {Cristian S. Calude and
                  Jos{\'{e}} F{\'{e}}lix Costa and
                  Rudolf Freund and
                  Marion Oswald and
                  Grzegorz Rozenberg},
  title        = {Unconventional Computing, 7th International Conference, {UC} 2008,
                  Vienna, Austria, August 25-28, 2008. Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {5204},
  publisher    = {Springer},
  year         = {2008},
  url          = {https://doi.org/10.1007/978-3-540-85194-3},
  doi          = {10.1007/978-3-540-85194-3},
  isbn         = {978-3-540-85193-6},
  timestamp    = {Tue, 14 May 2019 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/uc/2008.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/ChenFIPP07,
  author       = {Haiming Chen and
                  Rudolf Freund and
                  Mihai Ionescu and
                  Gheorghe Paun and
                  Mario J. P{\'{e}}rez{-}Jim{\'{e}}nez},
  title        = {On String Languages Generated by Spiking Neural {P} Systems},
  journal      = {Fundam. Informaticae},
  volume       = {75},
  number       = {1-4},
  pages        = {141--162},
  year         = {2007},
  url          = {http://content.iospress.com/articles/fundamenta-informaticae/fi75-1-4-09},
  timestamp    = {Fri, 18 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/ChenFIPP07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/FreundO07,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {Modelling Grammar Systems by Tissue {P} Systems Working in the Sequential
                  Mode},
  journal      = {Fundam. Informaticae},
  volume       = {76},
  number       = {3},
  pages        = {305--323},
  year         = {2007},
  url          = {http://content.iospress.com/articles/fundamenta-informaticae/fi76-3-07},
  timestamp    = {Fri, 18 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/FreundO07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/FreundT07,
  author       = {Rudolf Freund and
                  Fritz Tafill},
  title        = {Cellular Automata and Parallel Array Systems},
  journal      = {Fundam. Informaticae},
  volume       = {78},
  number       = {3},
  pages        = {311--327},
  year         = {2007},
  url          = {http://content.iospress.com/articles/fundamenta-informaticae/fi78-3-02},
  timestamp    = {Fri, 18 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/FreundT07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijfcs/FreundO07,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {Partial Halting in {P} Systems},
  journal      = {Int. J. Found. Comput. Sci.},
  volume       = {18},
  number       = {6},
  pages        = {1215--1225},
  year         = {2007},
  url          = {https://doi.org/10.1142/S0129054107005261},
  doi          = {10.1142/S0129054107005261},
  timestamp    = {Sat, 27 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ijfcs/FreundO07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jalc/FernauFOR07,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Marion Oswald and
                  Klaus Reinhardt},
  title        = {Refining the Nonterminal Complexity of Graph-Controlled, Programmed,
                  and Matrix Grammars},
  journal      = {J. Autom. Lang. Comb.},
  volume       = {12},
  number       = {1-2},
  pages        = {117--138},
  year         = {2007},
  url          = {https://doi.org/10.25596/jalc-2007-117},
  doi          = {10.25596/JALC-2007-117},
  timestamp    = {Mon, 11 May 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/jalc/FernauFOR07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/CavaliereFOS07,
  author       = {Matteo Cavaliere and
                  Rudolf Freund and
                  Marion Oswald and
                  Dragos Sburlan},
  title        = {Multiset random context grammars, checkers, and transducers},
  journal      = {Theor. Comput. Sci.},
  volume       = {372},
  number       = {2-3},
  pages        = {136--151},
  year         = {2007},
  url          = {https://doi.org/10.1016/j.tcs.2006.11.022},
  doi          = {10.1016/J.TCS.2006.11.022},
  timestamp    = {Wed, 17 Feb 2021 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/tcs/CavaliereFOS07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/birthday/FreundPR07,
  author       = {Rudolf Freund and
                  Gheorghe Paun and
                  Grzegorz Rozenberg},
  editor       = {Madhavan Mukund and
                  K. Rangarajan and
                  K. G. Subramanian},
  title        = {Contextual Array Grammars},
  booktitle    = {Formal Models, Languages and Applications [this volume commemorates
                  the 75th birthday of Prof. Rani Siromoney]},
  series       = {Series in Machine Perception and Artificial Intelligence},
  volume       = {66},
  pages        = {112--136},
  publisher    = {World Scientific},
  year         = {2007},
  url          = {https://doi.org/10.1142/9789812773036\_0008},
  doi          = {10.1142/9789812773036\_0008},
  timestamp    = {Tue, 23 May 2017 01:06:47 +0200},
  biburl       = {https://dblp.org/rec/conf/birthday/FreundPR07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dcfs/FreundO07,
  author       = {Rudolf Freund and
                  Marion Oswald},
  editor       = {Viliam Geffert and
                  Giovanni Pighizzini},
  title        = {{CD} Grammar Systems with Regular Start Conditions},
  booktitle    = {9th International Workshop on Descriptional Complexity of Formal Systems
                  - {DCFS} 2007, High Tatras, Slovakia, July 20 - 22, 2007},
  pages        = {69--80},
  publisher    = {University of Kosice, Slovakia},
  year         = {2007},
  timestamp    = {Fri, 21 Oct 2011 14:31:30 +0200},
  biburl       = {https://dblp.org/rec/conf/dcfs/FreundO07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/mcu/AlhazovFOV07,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Marion Oswald and
                  Sergey Verlan},
  editor       = {J{\'{e}}r{\^{o}}me Olivier Durand{-}Lose and
                  Maurice Margenstern},
  title        = {Partial Halting in {P} Systems Using Membrane Rules with Permitting
                  Contexts},
  booktitle    = {Machines, Computations, and Universality, 5th International Conference,
                  {MCU} 2007, Orl{\'{e}}ans, France, September 10-13, 2007, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {4664},
  pages        = {110--121},
  publisher    = {Springer},
  year         = {2007},
  url          = {https://doi.org/10.1007/978-3-540-74593-8\_10},
  doi          = {10.1007/978-3-540-74593-8\_10},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/mcu/AlhazovFOV07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/FreundV07,
  author       = {Rudolf Freund and
                  Sergey Verlan},
  editor       = {George Eleftherakis and
                  Petros Kefalas and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {A Formal Framework for Static (Tissue) {P} Systems},
  booktitle    = {Membrane Computing, 8th International Workshop, {WMC} 2007, Thessaloniki,
                  Greece, June 25-28, 2007 Revised Selected and Invited Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {4860},
  pages        = {271--284},
  publisher    = {Springer},
  year         = {2007},
  url          = {https://doi.org/10.1007/978-3-540-77312-2\_17},
  doi          = {10.1007/978-3-540-77312-2\_17},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/FreundV07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/uc/FreundPP07,
  author       = {Rudolf Freund and
                  Gheorghe Paun and
                  Mario J. P{\'{e}}rez{-}Jim{\'{e}}nez},
  editor       = {Selim G. Akl and
                  Cristian S. Calude and
                  Michael J. Dinneen and
                  Grzegorz Rozenberg and
                  Todd Wareham},
  title        = {Polarizationless {P} Systems with Active Membranes Working in the
                  Minimally Parallel Mode},
  booktitle    = {Unconventional Computation, 6th International Conference, {UC} 2007,
                  Kingston, Canada, August 13-17, 2007, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {4618},
  pages        = {62--76},
  publisher    = {Springer},
  year         = {2007},
  url          = {https://doi.org/10.1007/978-3-540-73554-0\_8},
  doi          = {10.1007/978-3-540-73554-0\_8},
  timestamp    = {Sun, 02 Jun 2019 21:16:17 +0200},
  biburl       = {https://dblp.org/rec/conf/uc/FreundPP07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/MateescuF06,
  author       = {Alexandru Mateescu and
                  Rudolf Freund},
  title        = {Routes and Products of Monoids},
  journal      = {Fundam. Informaticae},
  volume       = {73},
  number       = {1-2},
  pages        = {205--211},
  year         = {2006},
  url          = {http://content.iospress.com/articles/fundamenta-informaticae/fi73-1-2-19},
  timestamp    = {Fri, 18 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/MateescuF06.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/AlhazovFLOZ06,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Alberto Leporati and
                  Marion Oswald and
                  Claudio Zandron},
  title        = {(Tissue) {P} Systems with Unit Rules and Energy Assigned to Membranes},
  journal      = {Fundam. Informaticae},
  volume       = {74},
  number       = {4},
  pages        = {391--408},
  year         = {2006},
  url          = {http://content.iospress.com/articles/fundamenta-informaticae/fi74-4-02},
  timestamp    = {Fri, 18 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/AlhazovFLOZ06.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijcm/AlhazovFR06,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Agustin Riscos{-}N{\'{u}}{\~{n}}ez},
  title        = {Membrane division, restricted membrane creation and object complexity
                  in {P} systems},
  journal      = {Int. J. Comput. Math.},
  volume       = {83},
  number       = {7},
  pages        = {529--547},
  year         = {2006},
  url          = {https://doi.org/10.1080/00207160601065314},
  doi          = {10.1080/00207160601065314},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/ijcm/AlhazovFR06.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijcm/FreundO06,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {P colonies and prescribed teams},
  journal      = {Int. J. Comput. Math.},
  volume       = {83},
  number       = {7},
  pages        = {569--592},
  year         = {2006},
  url          = {https://doi.org/10.1080/00207160601065389},
  doi          = {10.1080/00207160601065389},
  timestamp    = {Sun, 28 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ijcm/FreundO06.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijfcs/AlhazovFO06,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Marion Oswald},
  title        = {Cell/symbol complexity of tissue {P} systems with symport/antiport
                  rules},
  journal      = {Int. J. Found. Comput. Sci.},
  volume       = {17},
  number       = {1},
  pages        = {3--25},
  year         = {2006},
  url          = {https://doi.org/10.1142/S012905410600367X},
  doi          = {10.1142/S012905410600367X},
  timestamp    = {Mon, 26 Oct 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/ijfcs/AlhazovFO06.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jalc/CavaliereFLP06,
  author       = {Matteo Cavaliere and
                  Rudolf Freund and
                  Alexander Leitsch and
                  Gheorghe Paun},
  title        = {Event-Related Outputs of Computations in {P} Systems},
  journal      = {J. Autom. Lang. Comb.},
  volume       = {11},
  number       = {3},
  pages        = {263--278},
  year         = {2006},
  url          = {https://doi.org/10.25596/jalc-2006-263},
  doi          = {10.25596/JALC-2006-263},
  timestamp    = {Mon, 11 May 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/jalc/CavaliereFLP06.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dcfs/Freund06,
  author       = {Rudolf Freund},
  editor       = {Hing Leung and
                  Giovanni Pighizzini},
  title        = {Special Variants of {P} Systems with One Catalyst in One Membrane},
  booktitle    = {8th International Workshop on Descriptional Complexity of Formal Systems
                  - {DCFS} 2006, Las Cruces, New Mexico, USA, June 21 - 23, 2006. Proceedings},
  pages        = {250--258},
  publisher    = {New Mexico State University, Las Cruces, New Mexico, {USA}},
  year         = {2006},
  timestamp    = {Fri, 21 Oct 2011 14:42:53 +0200},
  biburl       = {https://dblp.org/rec/conf/dcfs/Freund06.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dcfs/FreundO06,
  author       = {Rudolf Freund and
                  Marion Oswald},
  editor       = {Hing Leung and
                  Giovanni Pighizzini},
  title        = {A Small Universal Antiport {P} System with Forbidden Context},
  booktitle    = {8th International Workshop on Descriptional Complexity of Formal Systems
                  - {DCFS} 2006, Las Cruces, New Mexico, USA, June 21 - 23, 2006. Proceedings},
  pages        = {259--266},
  publisher    = {New Mexico State University, Las Cruces, New Mexico, {USA}},
  year         = {2006},
  timestamp    = {Fri, 21 Oct 2011 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/dcfs/FreundO06.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovFOS06,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Marion Oswald and
                  Marija Slavkovik},
  editor       = {Hendrik Jan Hoogeboom and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Extended Spiking Neural {P} Systems},
  booktitle    = {Membrane Computing, 7th International Workshop, {WMC} 2006, Leiden,
                  The Netherlands, July 17-21, 2006, Revised, Selected, and Invited
                  Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {4361},
  pages        = {123--134},
  publisher    = {Springer},
  year         = {2006},
  url          = {https://doi.org/10.1007/11963516\_8},
  doi          = {10.1007/11963516\_8},
  timestamp    = {Tue, 21 Dec 2021 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovFOS06.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/BernardiniF06,
  author       = {Francesco Bernardini and
                  Rudolf Freund},
  editor       = {Hendrik Jan Hoogeboom and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Tissue {P} Systems with Communication Modes},
  booktitle    = {Membrane Computing, 7th International Workshop, {WMC} 2006, Leiden,
                  The Netherlands, July 17-21, 2006, Revised, Selected, and Invited
                  Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {4361},
  pages        = {170--182},
  publisher    = {Springer},
  year         = {2006},
  url          = {https://doi.org/10.1007/11963516\_11},
  doi          = {10.1007/11963516\_11},
  timestamp    = {Fri, 19 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/BernardiniF06.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/Csuhaj-VarjuFS06,
  author       = {Erzs{\'{e}}bet Csuhaj{-}Varj{\'{u}} and
                  Rudolf Freund and
                  Dragos Sburlan},
  editor       = {Hendrik Jan Hoogeboom and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Modeling Dynamical Parallelism in Bio-systems},
  booktitle    = {Membrane Computing, 7th International Workshop, {WMC} 2006, Leiden,
                  The Netherlands, July 17-21, 2006, Revised, Selected, and Invited
                  Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {4361},
  pages        = {330--351},
  publisher    = {Springer},
  year         = {2006},
  url          = {https://doi.org/10.1007/11963516\_21},
  doi          = {10.1007/11963516\_21},
  timestamp    = {Fri, 19 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/Csuhaj-VarjuFS06.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:journals/entcs/FreundO07,
  author       = {Rudolf Freund and
                  Marion Oswald},
  editor       = {Nadia Busi and
                  Claudio Zandron},
  title        = {Tissue {P} Systems and (Mem)Brane Systems with Mate and Drip Operations
                  Working on Strings},
  booktitle    = {Proceedings of the First Workshop on Membrane Computing and Biologically
                  Inspired Process Calculi, MeCBIC@ICALP 2006, Venice, Italy, July 9,
                  2006},
  series       = {Electronic Notes in Theoretical Computer Science},
  volume       = {171},
  number       = {2},
  pages        = {105--115},
  publisher    = {Elsevier},
  year         = {2006},
  url          = {https://doi.org/10.1016/j.entcs.2007.05.011},
  doi          = {10.1016/J.ENTCS.2007.05.011},
  timestamp    = {Fri, 27 Jan 2023 11:08:52 +0100},
  biburl       = {https://dblp.org/rec/journals/entcs/FreundO07.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@proceedings{DBLP:conf/membrane/2005,
  editor       = {Rudolf Freund and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Membrane Computing, 6th International Workshop, {WMC} 2005, Vienna,
                  Austria, July 18-21, 2005, Revised Selected and Invited Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {3850},
  publisher    = {Springer},
  year         = {2006},
  url          = {https://doi.org/10.1007/11603047},
  doi          = {10.1007/11603047},
  isbn         = {3-540-30948-9},
  timestamp    = {Tue, 14 May 2019 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/2005.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/alr/BinderFO05,
  author       = {Aneta Binder and
                  Rudolf Freund and
                  Marion Oswald},
  title        = {Modelling artificial life by attributed eco-array grammars},
  journal      = {Artif. Life Robotics},
  volume       = {9},
  number       = {1},
  pages        = {63--66},
  year         = {2005},
  url          = {https://doi.org/10.1007/s10015-004-0336-2},
  doi          = {10.1007/S10015-004-0336-2},
  timestamp    = {Tue, 01 Dec 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/alr/BinderFO05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/FernauFH05,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Markus Holzer},
  title        = {Representations of Recursively Enumerable Array Languages by Contextual
                  Array Grammars},
  journal      = {Fundam. Informaticae},
  volume       = {64},
  number       = {1-4},
  pages        = {159--170},
  year         = {2005},
  url          = {http://content.iospress.com/articles/fundamenta-informaticae/fi64-1-4-14},
  timestamp    = {Fri, 18 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/FernauFH05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijfcs/Freund05,
  author       = {Rudolf Freund},
  title        = {P Systems working in the sequential mode on arrays and strings},
  journal      = {Int. J. Found. Comput. Sci.},
  volume       = {16},
  number       = {4},
  pages        = {663--682},
  year         = {2005},
  url          = {https://doi.org/10.1142/S0129054105003224},
  doi          = {10.1142/S0129054105003224},
  timestamp    = {Sat, 27 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ijfcs/Freund05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijfcs/FreundOP05,
  author       = {Rudolf Freund and
                  Marion Oswald and
                  Andrei Paun},
  title        = {Optimal results for the computational completeness of gemmating (tissue)
                  {P} systems},
  journal      = {Int. J. Found. Comput. Sci.},
  volume       = {16},
  number       = {5},
  pages        = {929--942},
  year         = {2005},
  url          = {https://doi.org/10.1142/S0129054105003388},
  doi          = {10.1142/S0129054105003388},
  timestamp    = {Sat, 27 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ijfcs/FreundOP05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/soco/FreundP05,
  author       = {Rudolf Freund and
                  Andrei Paun},
  title        = {P systems with active membranes and without polarizations},
  journal      = {Soft Comput.},
  volume       = {9},
  number       = {9},
  pages        = {657--663},
  year         = {2005},
  url          = {https://doi.org/10.1007/s00500-004-0395-2},
  doi          = {10.1007/S00500-004-0395-2},
  timestamp    = {Thu, 08 Jun 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/soco/FreundP05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/FreundPP05,
  author       = {Rudolf Freund and
                  Gheorghe Paun and
                  Mario J. P{\'{e}}rez{-}Jim{\'{e}}nez},
  title        = {Tissue {P} systems with channel states},
  journal      = {Theor. Comput. Sci.},
  volume       = {330},
  number       = {1},
  pages        = {101--116},
  year         = {2005},
  url          = {https://doi.org/10.1016/j.tcs.2004.09.013},
  doi          = {10.1016/J.TCS.2004.09.013},
  timestamp    = {Wed, 17 Feb 2021 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/tcs/FreundPP05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/FreundKOS05,
  author       = {Rudolf Freund and
                  Lila Kari and
                  Marion Oswald and
                  Petr Sos{\'{\i}}k},
  title        = {Computationally universal {P} systems without priorities: two catalysts
                  are sufficient},
  journal      = {Theor. Comput. Sci.},
  volume       = {330},
  number       = {2},
  pages        = {251--266},
  year         = {2005},
  url          = {https://doi.org/10.1016/j.tcs.2004.06.029},
  doi          = {10.1016/J.TCS.2004.06.029},
  timestamp    = {Thu, 14 Oct 2021 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/tcs/FreundKOS05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dcfs/FernauFOR05,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Marion Oswald and
                  Klaus Reinhardt},
  editor       = {Carlo Mereghetti and
                  Beatrice Palano and
                  Giovanni Pighizzini and
                  Detlef Wotschke},
  title        = {Refining the Nonterminal Complexity of Graph-controlled Grammars},
  booktitle    = {7th International Workshop on Descriptional Complexity of Formal Systems
                  - {DCFS} 2005, Como, Italy, June 30 - July 2, 2005. Proceedings},
  pages        = {110--121},
  publisher    = {Universit{\`{a}} degli Studi di Milano, Milan, Italy},
  year         = {2005},
  timestamp    = {Fri, 21 Oct 2011 15:06:32 +0200},
  biburl       = {https://dblp.org/rec/conf/dcfs/FernauFOR05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dlt/AlhazovFO05,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Marion Oswald},
  editor       = {Clelia de Felice and
                  Antonio Restivo},
  title        = {Tissue {P} Systems with Antiport Rules and Small Numbers of Symbols
                  and Cells},
  booktitle    = {Developments in Language Theory, 9th International Conference, {DLT}
                  2005, Palermo, Italy, July 4-8, 2005, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {3572},
  pages        = {100--111},
  publisher    = {Springer},
  year         = {2005},
  url          = {https://doi.org/10.1007/11505877\_9},
  doi          = {10.1007/11505877\_9},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/dlt/AlhazovFO05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovFR05,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Yurii Rogozhin},
  editor       = {Rudolf Freund and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Computational Power of Symport/Antiport: History, Advances, and Open
                  Problems},
  booktitle    = {Membrane Computing, 6th International Workshop, {WMC} 2005, Vienna,
                  Austria, July 18-21, 2005, Revised Selected and Invited Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {3850},
  pages        = {1--30},
  publisher    = {Springer},
  year         = {2005},
  url          = {https://doi.org/10.1007/11603047\_1},
  doi          = {10.1007/11603047\_1},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovFR05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovFO05,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Marion Oswald},
  editor       = {Rudolf Freund and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Symbol/Membrane Complexity of {P} Systems with Symport/Antiport Rules},
  booktitle    = {Membrane Computing, 6th International Workshop, {WMC} 2005, Vienna,
                  Austria, July 18-21, 2005, Revised Selected and Invited Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {3850},
  pages        = {96--113},
  publisher    = {Springer},
  year         = {2005},
  url          = {https://doi.org/10.1007/11603047\_7},
  doi          = {10.1007/11603047\_7},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovFO05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/synasc/AlhazovFR05,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Agustin Riscos{-}N{\'{u}}{\~{n}}ez},
  editor       = {Daniela Zaharie and
                  Dana Petcu and
                  Viorel Negru and
                  Tudor Jebelean and
                  Gabriel Ciobanu and
                  Alexandru Cicortas and
                  Ajith Abraham and
                  Marcin Paprzycki},
  title        = {One and Two Polarizations, Membrane Creation and Objects Complexity
                  in {P} Systems},
  booktitle    = {Seventh International Symposium on Symbolic and Numeric Algorithms
                  for Scientific Computing {(SYNASC} 2005), 25-29 September 2005, Timisoara,
                  Romania},
  pages        = {385--394},
  publisher    = {{IEEE} Computer Society},
  year         = {2005},
  url          = {https://doi.org/10.1109/SYNASC.2005.54},
  doi          = {10.1109/SYNASC.2005.54},
  timestamp    = {Fri, 24 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/synasc/AlhazovFR05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/synasc/FreundO05,
  author       = {Rudolf Freund and
                  Marion Oswald},
  editor       = {Daniela Zaharie and
                  Dana Petcu and
                  Viorel Negru and
                  Tudor Jebelean and
                  Gabriel Ciobanu and
                  Alexandru Cicortas and
                  Ajith Abraham and
                  Marcin Paprzycki},
  title        = {P Colonies Working in the Maximally Parallel and in the Sequential
                  Mode},
  booktitle    = {Seventh International Symposium on Symbolic and Numeric Algorithms
                  for Scientific Computing {(SYNASC} 2005), 25-29 September 2005, Timisoara,
                  Romania},
  pages        = {419--426},
  publisher    = {{IEEE} Computer Society},
  year         = {2005},
  url          = {https://doi.org/10.1109/SYNASC.2005.55},
  doi          = {10.1109/SYNASC.2005.55},
  timestamp    = {Fri, 24 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/synasc/FreundO05.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/alr/FreundO04,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {P Automata with membrane channels},
  journal      = {Artif. Life Robotics},
  volume       = {8},
  number       = {2},
  pages        = {186--189},
  year         = {2004},
  url          = {https://doi.org/10.1007/bf02678889},
  doi          = {10.1007/BF02678889},
  timestamp    = {Wed, 02 Dec 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/alr/FreundO04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/alr/FreundO04a,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {P Automata with membrane channels},
  journal      = {Artif. Life Robotics},
  volume       = {8},
  number       = {2},
  pages        = {186--189},
  year         = {2004},
  url          = {https://doi.org/10.1007/s10015-004-0312-x},
  doi          = {10.1007/S10015-004-0312-X},
  timestamp    = {Wed, 02 Dec 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/alr/FreundO04a.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jalc/FreundO04,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {P Systems with Conditional Communication Rules Assigned to Membranes},
  journal      = {J. Autom. Lang. Comb.},
  volume       = {9},
  number       = {4},
  pages        = {387--397},
  year         = {2004},
  url          = {https://doi.org/10.25596/jalc-2004-387},
  doi          = {10.25596/JALC-2004-387},
  timestamp    = {Mon, 11 May 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/jalc/FreundO04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ngc/FreundO04,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {P Systems with Local Graph Productions},
  journal      = {New Gener. Comput.},
  volume       = {22},
  number       = {4},
  pages        = {365--375},
  year         = {2004},
  url          = {https://doi.org/10.1007/BF03037287},
  doi          = {10.1007/BF03037287},
  timestamp    = {Thu, 14 May 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ngc/FreundO04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/FreundMP04,
  author       = {Rudolf Freund and
                  Carlos Mart{\'{\i}}n{-}Vide and
                  Gheorghe Paun},
  title        = {From regulated rewriting to computing with membranes: collapsing hierarchies},
  journal      = {Theor. Comput. Sci.},
  volume       = {312},
  number       = {2-3},
  pages        = {143--188},
  year         = {2004},
  url          = {https://doi.org/10.1016/j.tcs.2003.08.006},
  doi          = {10.1016/J.TCS.2003.08.006},
  timestamp    = {Wed, 17 Feb 2021 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/tcs/FreundMP04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/birthday/FreundFO04,
  author       = {Franziska Freund and
                  Rudolf Freund and
                  Marion Oswald},
  editor       = {Natasa Jonoska and
                  Gheorghe Paun and
                  Grzegorz Rozenberg},
  title        = {Splicing Test Tube Systems and Their Relation to Splicing Membrane
                  Systems},
  booktitle    = {Aspects of Molecular Computing, Essays Dedicated to Tom Head on the
                  Occasion of His 70th Birthday},
  series       = {Lecture Notes in Computer Science},
  volume       = {2950},
  pages        = {139--151},
  publisher    = {Springer},
  year         = {2004},
  url          = {https://doi.org/10.1007/978-3-540-24635-0\_10},
  doi          = {10.1007/978-3-540-24635-0\_10},
  timestamp    = {Tue, 14 May 2019 10:00:52 +0200},
  biburl       = {https://dblp.org/rec/conf/birthday/FreundFO04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dcfs/FreundOP04,
  author       = {Rudolf Freund and
                  Marion Oswald and
                  Andrei Paun},
  editor       = {Lucian Ilie and
                  Detlef Wotschke},
  title        = {Gemmating {P} Systems are Computationally Complete with Four Membranes},
  booktitle    = {6th International Workshop on Descriptional Complexity of Formal Systems
                  - {DCFS} 2004, London, Ontario, Canada, July 26 - 28, 2004. Pre-proceedings},
  volume       = {Report No. 619},
  pages        = {191--203},
  publisher    = {Department of Computer Science, The University of Western Ontario,
                  Canada},
  year         = {2004},
  timestamp    = {Fri, 21 Oct 2011 15:16:32 +0200},
  biburl       = {https://dblp.org/rec/conf/dcfs/FreundOP04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dlt/Freund04,
  author       = {Rudolf Freund},
  editor       = {Cristian Calude and
                  Elena Calude and
                  Michael J. Dinneen},
  title        = {P Systems Working in the Sequential Mode on Arrays and Strings},
  booktitle    = {Developments in Language Theory, 8th International Conference, {DLT}
                  2004, Auckland, New Zealand, December 13-17, 2004, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {3340},
  pages        = {188--199},
  publisher    = {Springer},
  year         = {2004},
  url          = {https://doi.org/10.1007/978-3-540-30550-7\_16},
  doi          = {10.1007/978-3-540-30550-7\_16},
  timestamp    = {Tue, 14 May 2019 10:00:40 +0200},
  biburl       = {https://dblp.org/rec/conf/dlt/Freund04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/mcu/AlhazovFP04,
  author       = {Artiom Alhazov and
                  Rudolf Freund and
                  Gheorghe Paun},
  editor       = {Maurice Margenstern},
  title        = {Computational Completeness of {P} Systems with Active Membranes and
                  Two Polarizations},
  booktitle    = {Machines, Computations, and Universality, 4th International Conference,
                  {MCU} 2004, Saint Petersburg, Russia, September 21-24, 2004, Revised
                  Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {3354},
  pages        = {82--92},
  publisher    = {Springer},
  year         = {2004},
  url          = {https://doi.org/10.1007/978-3-540-31834-7\_6},
  doi          = {10.1007/978-3-540-31834-7\_6},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/mcu/AlhazovFP04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/mcu/FreundLOZ04,
  author       = {Rudolf Freund and
                  Alberto Leporati and
                  Marion Oswald and
                  Claudio Zandron},
  editor       = {Maurice Margenstern},
  title        = {Sequential {P} Systems with Unit Rules and Energy Assigned to Membranes},
  booktitle    = {Machines, Computations, and Universality, 4th International Conference,
                  {MCU} 2004, Saint Petersburg, Russia, September 21-24, 2004, Revised
                  Selected Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {3354},
  pages        = {200--210},
  publisher    = {Springer},
  year         = {2004},
  url          = {https://doi.org/10.1007/978-3-540-31834-7\_16},
  doi          = {10.1007/978-3-540-31834-7\_16},
  timestamp    = {Tue, 23 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/mcu/FreundLOZ04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/Freund04,
  author       = {Rudolf Freund},
  editor       = {Giancarlo Mauri and
                  Gheorghe Paun and
                  Mario J. P{\'{e}}rez{-}Jim{\'{e}}nez and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Asynchronous {P} Systems and {P} Systems Working in the Sequential
                  Mode},
  booktitle    = {Membrane Computing, 5th International Workshop, {WMC} 2004, Milan,
                  Italy, June 14-16, 2004, Revised Selected and Invited Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {3365},
  pages        = {36--62},
  publisher    = {Springer},
  year         = {2004},
  url          = {https://doi.org/10.1007/978-3-540-31837-8\_3},
  doi          = {10.1007/978-3-540-31837-8\_3},
  timestamp    = {Tue, 14 May 2019 10:00:47 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/Freund04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/AlhazovF04,
  author       = {Artiom Alhazov and
                  Rudolf Freund},
  editor       = {Giancarlo Mauri and
                  Gheorghe Paun and
                  Mario J. P{\'{e}}rez{-}Jim{\'{e}}nez and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {On the Efficiency of {P} Systems with Active Membranes and Two Polarizations},
  booktitle    = {Membrane Computing, 5th International Workshop, {WMC} 2004, Milan,
                  Italy, June 14-16, 2004, Revised Selected and Invited Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {3365},
  pages        = {146--160},
  publisher    = {Springer},
  year         = {2004},
  url          = {https://doi.org/10.1007/978-3-540-31837-8\_8},
  doi          = {10.1007/978-3-540-31837-8\_8},
  timestamp    = {Sun, 25 Oct 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/AlhazovF04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/FreundOP04,
  author       = {Rudolf Freund and
                  Marion Oswald and
                  Andrei Paun},
  editor       = {Giancarlo Mauri and
                  Gheorghe Paun and
                  Mario J. P{\'{e}}rez{-}Jim{\'{e}}nez and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {P Systems Generating Trees},
  booktitle    = {Membrane Computing, 5th International Workshop, {WMC} 2004, Milan,
                  Italy, June 14-16, 2004, Revised Selected and Invited Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {3365},
  pages        = {309--319},
  publisher    = {Springer},
  year         = {2004},
  url          = {https://doi.org/10.1007/978-3-540-31837-8\_19},
  doi          = {10.1007/978-3-540-31837-8\_19},
  timestamp    = {Fri, 19 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/FreundOP04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/wia/BinderFLO04,
  author       = {Aneta Binder and
                  Rudolf Freund and
                  Georg Lojka and
                  Marion Oswald},
  editor       = {Michael Domaratzki and
                  Alexander Okhotin and
                  Kai Salomaa and
                  Sheng Yu},
  title        = {Implementation of Catalytic {P} Systems},
  booktitle    = {Implementation and Application of Automata, 9th International Conference,
                  {CIAA} 2004, Kingston, Canada, July 22-24, 2004, Revised Selected
                  Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {3317},
  pages        = {45--56},
  publisher    = {Springer},
  year         = {2004},
  url          = {https://doi.org/10.1007/978-3-540-30500-2\_5},
  doi          = {10.1007/978-3-540-30500-2\_5},
  timestamp    = {Thu, 19 Mar 2020 15:28:05 +0100},
  biburl       = {https://dblp.org/rec/conf/wia/BinderFLO04.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/cai/FreundKP03,
  author       = {Jozef Kelemen and
                  Rudolf Freund and
                  Gheorghe Paun},
  title        = {A Note on Emergence in Multi-Agent String Processing Systems},
  journal      = {Comput. Artif. Intell.},
  volume       = {22},
  number       = {6},
  pages        = {623--637},
  year         = {2003},
  url          = {http://www.cai.sk/ojs/index.php/cai/article/view/472},
  timestamp    = {Mon, 14 Feb 2022 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/cai/FreundKP03.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/FernauHF03,
  author       = {Henning Fernau and
                  Markus Holzer and
                  Rudolf Freund},
  title        = {Hybrid modes in cooperating distributed grammar systems: combining
                  the t-mode with the modes le k and =k},
  journal      = {Theor. Comput. Sci.},
  volume       = {299},
  number       = {1-3},
  pages        = {633--662},
  year         = {2003},
  url          = {https://doi.org/10.1016/S0304-3975(02)00541-8},
  doi          = {10.1016/S0304-3975(02)00541-8},
  timestamp    = {Mon, 26 Jun 2023 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/tcs/FernauHF03.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/birthday/FreundF03,
  author       = {Rudolf Freund and
                  Franziska Freund},
  editor       = {Carlos Mart{\'{\i}}n{-}Vide and
                  Victor Mitrana},
  title        = {Generalized Homogeneous P-Systems},
  booktitle    = {Grammars and Automata for String Processing: From Mathematics and
                  Computer Science to Biology, and Back: Essays in Honour of Gheorghe
                  Paun},
  series       = {Topics in Computer Mathematics},
  volume       = {9},
  pages        = {381--390},
  publisher    = {Taylor and Francis},
  year         = {2003},
  timestamp    = {Tue, 02 Mar 2004 16:20:26 +0100},
  biburl       = {https://dblp.org/rec/conf/birthday/FreundF03.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dcfs/FreundOS03,
  author       = {Rudolf Freund and
                  Marion Oswald and
                  Petr Sos{\'{\i}}k},
  editor       = {Erzs{\'{e}}bet Csuhaj{-}Varj{\'{u}} and
                  Chandra M. R. Kintala and
                  Detlef Wotschke and
                  Gy{\"{o}}rgy Vaszil},
  title        = {Reducing the Number of Catalysts Needed in Computationally Universal
                  {P} Systems without Priorities},
  booktitle    = {5th International Workshop on Descriptional Complexity of Formal Systems
                  - {DCFS} 2003, Budapest, Hungary, July 12 - 14, 2003. Proceedings},
  pages        = {102--113},
  publisher    = {{MTA} SZTAKI, Hungarian Academy of Sciences, Budapest, Hungary},
  year         = {2003},
  timestamp    = {Sun, 23 Oct 2011 11:45:09 +0200},
  biburl       = {https://dblp.org/rec/conf/dcfs/FreundOS03.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dlt/FreundMOP03,
  author       = {Rudolf Freund and
                  Carlos Mart{\'{\i}}n{-}Vide and
                  Adam Obtulowicz and
                  Gheorghe Paun},
  editor       = {Zolt{\'{a}}n {\'{E}}sik and
                  Zolt{\'{a}}n F{\"{u}}l{\"{o}}p},
  title        = {On Three Classes of Automata-Like {P} Systems},
  booktitle    = {Developments in Language Theory, 7th International Conference, {DLT}
                  2003, Szeged, Hungary, July 7-11, 2003, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {2710},
  pages        = {292--303},
  publisher    = {Springer},
  year         = {2003},
  url          = {https://doi.org/10.1007/3-540-45007-6\_23},
  doi          = {10.1007/3-540-45007-6\_23},
  timestamp    = {Tue, 14 May 2019 10:00:40 +0200},
  biburl       = {https://dblp.org/rec/conf/dlt/FreundMOP03.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/FreundFOMRV03,
  author       = {Franziska Freund and
                  Rudolf Freund and
                  Marion Oswald and
                  Maurice Margenstern and
                  Yurii Rogozhin and
                  Sergey Verlan},
  editor       = {Carlos Mart{\'{\i}}n{-}Vide and
                  Giancarlo Mauri and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {P Systems with Cutting/Recombination Rules Assigned to Membranes},
  booktitle    = {Membrane Computing, International Workshop, {WMC} 2003, Tarragona,
                  Spain, July 17-22, 2003, Revised Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {2933},
  pages        = {191--202},
  publisher    = {Springer},
  year         = {2003},
  url          = {https://doi.org/10.1007/978-3-540-24619-0\_14},
  doi          = {10.1007/978-3-540-24619-0\_14},
  timestamp    = {Sat, 09 Apr 2022 12:48:52 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/FreundFOMRV03.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/membrane/FreundOS03,
  author       = {Rudolf Freund and
                  Marion Oswald and
                  Ludwig Staiger},
  editor       = {Carlos Mart{\'{\i}}n{-}Vide and
                  Giancarlo Mauri and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {omega-P Automata with Communication Rules},
  booktitle    = {Membrane Computing, International Workshop, {WMC} 2003, Tarragona,
                  Spain, July 17-22, 2003, Revised Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {2933},
  pages        = {203--217},
  publisher    = {Springer},
  year         = {2003},
  url          = {https://doi.org/10.1007/978-3-540-24619-0\_15},
  doi          = {10.1007/978-3-540-24619-0\_15},
  timestamp    = {Fri, 19 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/membrane/FreundOS03.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/eatcs/FreundO02,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {A Short Note on Analysing {P} Systems with Antiport Rules},
  journal      = {Bull. {EATCS}},
  volume       = {78},
  pages        = {231--236},
  year         = {2002},
  timestamp    = {Thu, 18 Jun 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/eatcs/FreundO02.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/fuin/FreundO02,
  author       = {Rudolf Freund and
                  Marion Oswald},
  title        = {{GP} Systems with Forbidding Context},
  journal      = {Fundam. Informaticae},
  volume       = {49},
  number       = {1-3},
  pages        = {81--102},
  year         = {2002},
  url          = {http://content.iospress.com/articles/fundamenta-informaticae/fi49-1-3-08},
  timestamp    = {Fri, 18 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/fuin/FreundO02.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ngc/FreundMM02,
  author       = {Rudolf Freund and
                  Carlos Mart{\'{\i}}n{-}Vide and
                  Victor Mitrana},
  title        = {On Some Operations on Strings Suggested by Gene Assembly in Ciliates},
  journal      = {New Gener. Comput.},
  volume       = {20},
  number       = {3},
  pages        = {279--294},
  year         = {2002},
  url          = {https://doi.org/10.1007/BF03037361},
  doi          = {10.1007/BF03037361},
  timestamp    = {Thu, 14 May 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ngc/FreundMM02.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/wmp/Freund02,
  author       = {Rudolf Freund},
  editor       = {Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Claudio Zandron},
  title        = {Energy-Controlled {P} Systems},
  booktitle    = {Membrane Computing, International Workshop, WMC-CdeA 2002, Curtea
                  de Arges, Romania, August 19-23, 2002, Revised Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {2597},
  pages        = {247--260},
  publisher    = {Springer},
  year         = {2002},
  url          = {https://doi.org/10.1007/3-540-36490-0\_16},
  doi          = {10.1007/3-540-36490-0\_16},
  timestamp    = {Tue, 14 May 2019 10:00:51 +0200},
  biburl       = {https://dblp.org/rec/conf/wmp/Freund02.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/wmp/FreundO02,
  author       = {Rudolf Freund and
                  Marion Oswald},
  editor       = {Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Claudio Zandron},
  title        = {P Systems with Activated/Prohibited Membrane Channels},
  booktitle    = {Membrane Computing, International Workshop, WMC-CdeA 2002, Curtea
                  de Arges, Romania, August 19-23, 2002, Revised Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {2597},
  pages        = {261--269},
  publisher    = {Springer},
  year         = {2002},
  url          = {https://doi.org/10.1007/3-540-36490-0\_17},
  doi          = {10.1007/3-540-36490-0\_17},
  timestamp    = {Fri, 19 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/wmp/FreundO02.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/wmp/FreundP02,
  author       = {Rudolf Freund and
                  Andrei Paun},
  editor       = {Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Claudio Zandron},
  title        = {Membrane Systems with Symport/Antiport Rules: Universality Results},
  booktitle    = {Membrane Computing, International Workshop, WMC-CdeA 2002, Curtea
                  de Arges, Romania, August 19-23, 2002, Revised Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {2597},
  pages        = {270--287},
  publisher    = {Springer},
  year         = {2002},
  url          = {https://doi.org/10.1007/3-540-36490-0\_18},
  doi          = {10.1007/3-540-36490-0\_18},
  timestamp    = {Fri, 19 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/wmp/FreundP02.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/wmp/SosikF02,
  author       = {Petr Sos{\'{\i}}k and
                  Rudolf Freund},
  editor       = {Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa and
                  Claudio Zandron},
  title        = {P Systems without Priorities Are Computationally Universal},
  booktitle    = {Membrane Computing, International Workshop, WMC-CdeA 2002, Curtea
                  de Arges, Romania, August 19-23, 2002, Revised Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {2597},
  pages        = {400--409},
  publisher    = {Springer},
  year         = {2002},
  url          = {https://doi.org/10.1007/3-540-36490-0\_28},
  doi          = {10.1007/3-540-36490-0\_28},
  timestamp    = {Thu, 14 Oct 2021 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/wmp/SosikF02.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/eatcs/Freund01,
  author       = {Rudolf Freund},
  title        = {Special Variants of {P} Systems Inducing an Infinite Hierarchy with
                  Respect to the Number of Membranes},
  journal      = {Bull. {EATCS}},
  volume       = {75},
  pages        = {209--219},
  year         = {2001},
  timestamp    = {Thu, 18 Jun 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/eatcs/Freund01.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/FernauHF01,
  author       = {Henning Fernau and
                  Markus Holzer and
                  Rudolf Freund},
  title        = {Hybrid modes in cooperating distributed grammar systems: internal
                  versus external hybridization},
  journal      = {Theor. Comput. Sci.},
  volume       = {259},
  number       = {1-2},
  pages        = {405--426},
  year         = {2001},
  url          = {https://doi.org/10.1016/S0304-3975(00)00022-0},
  doi          = {10.1016/S0304-3975(00)00022-0},
  timestamp    = {Mon, 26 Jun 2023 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/tcs/FernauHF01.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/birthday/FreundS01,
  author       = {Rudolf Freund and
                  Ludwig Staiger},
  editor       = {Carlos Mart{\'{\i}}n{-}Vide and
                  Victor Mitrana},
  title        = {Acceptance of omega-languages by communicating deterministic turing
                  maching},
  booktitle    = {Where Mathematics, Computer Science, Linguistics and Biology Meet:
                  Essays in Honour of Gheorghe Paun},
  pages        = {115--126},
  publisher    = {Kluwer Academic Publishers},
  year         = {2001},
  timestamp    = {Fri, 09 Dec 2011 11:05:54 +0100},
  biburl       = {https://dblp.org/rec/conf/birthday/FreundS01.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dlt/SosikF01,
  author       = {Petr Sos{\'{\i}}k and
                  Rudolf Freund},
  editor       = {Werner Kuich and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {String Rewriting Sequential P-Systems and Regulated Rewriting},
  booktitle    = {Developments in Language Theory, 5th International Conference, {DLT}
                  2001, Vienna, Austria, July 16-21, 2001, Revised Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {2295},
  pages        = {379--388},
  publisher    = {Springer},
  year         = {2001},
  url          = {https://doi.org/10.1007/3-540-46011-X\_34},
  doi          = {10.1007/3-540-46011-X\_34},
  timestamp    = {Thu, 14 Oct 2021 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/dlt/SosikF01.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/mcu/FreundP01,
  author       = {Rudolf Freund and
                  Gheorghe Paun},
  editor       = {Maurice Margenstern and
                  Yurii Rogozhin},
  title        = {On the Number of Non-terminal Symbols in Graph-Controlled, Programmed
                  and Matrix Grammars},
  booktitle    = {Machines, Computations, and Universality, Third International Conference,
                  {MCU} 2001, Chisinau, Moldova, May 23-27, 2001, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {2055},
  pages        = {214--225},
  publisher    = {Springer},
  year         = {2001},
  url          = {https://doi.org/10.1007/3-540-45132-3\_14},
  doi          = {10.1007/3-540-45132-3\_14},
  timestamp    = {Tue, 14 May 2019 10:00:51 +0200},
  biburl       = {https://dblp.org/rec/conf/mcu/FreundP01.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jalc/Freund00,
  author       = {Rudolf Freund},
  title        = {Array Grammar Systems},
  journal      = {J. Autom. Lang. Comb.},
  volume       = {5},
  number       = {1},
  pages        = {13--29},
  year         = {2000},
  url          = {https://doi.org/10.25596/jalc-2000-013},
  doi          = {10.25596/JALC-2000-013},
  timestamp    = {Mon, 11 May 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/jalc/Freund00.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dna/FreundF00,
  author       = {Rudolf Freund and
                  Franziska Freund},
  editor       = {Anne Condon and
                  Grzegorz Rozenberg},
  title        = {Molecular Computing with Generalized Homogeneous P-Systems},
  booktitle    = {{DNA} Computing, 6th International Workshop on DNA-Based Computers,
                  {DNA} 2000, Leiden, The Netherlands, June 13-17, 2000, Revised Papers},
  series       = {Lecture Notes in Computer Science},
  volume       = {2054},
  pages        = {130--144},
  publisher    = {Springer},
  year         = {2000},
  url          = {https://doi.org/10.1007/3-540-44992-2\_10},
  doi          = {10.1007/3-540-44992-2\_10},
  timestamp    = {Tue, 14 May 2019 10:00:40 +0200},
  biburl       = {https://dblp.org/rec/conf/dna/FreundF00.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/sspr/FreundNSGSS00,
  author       = {Rudolf Freund and
                  Markus Neubauer and
                  Martin Summerer and
                  Stefan Gruber and
                  J{\"{u}}rgen Schaffer and
                  Roland Swoboda},
  editor       = {Francesc J. Ferri and
                  Jos{\'{e}} Manuel I{\~{n}}esta Quereda and
                  Adnan Amin and
                  Pavel Pudil},
  title        = {A Hybrid System for the Recognition of Hand-Written Characters},
  booktitle    = {Advances in Pattern Recognition, Joint {IAPR} International Workshops
                  {SSPR} 2000 and {SPR} 2000, [8th International Workshop on Structural
                  and Syntactic Pattern Recognition, 3rd International Workshop on Statistical
                  Techniques in Pattern Recognition], Alicante, Spain, August 30 - September
                  1, 2000, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {1876},
  pages        = {67--76},
  publisher    = {Springer},
  year         = {2000},
  url          = {https://doi.org/10.1007/3-540-44522-6\_7},
  doi          = {10.1007/3-540-44522-6\_7},
  timestamp    = {Tue, 14 May 2019 10:00:36 +0200},
  biburl       = {https://dblp.org/rec/conf/sspr/FreundNSGSS00.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@incollection{DBLP:books/sp/00/FreundMS00,
  author       = {Rudolf Freund and
                  Alexandru Mateescu and
                  Arto Salomaa},
  editor       = {Cristian Calude and
                  Gheorghe Paun},
  title        = {Algebraic Representations of Regular Array Languages},
  booktitle    = {Finite Versus Infinite},
  series       = {Discrete mathematics and theoretical computer science},
  pages        = {127--148},
  publisher    = {Springer},
  year         = {2000},
  url          = {https://doi.org/10.1007/978-1-4471-0751-4\_9},
  doi          = {10.1007/978-1-4471-0751-4\_9},
  timestamp    = {Mon, 16 Sep 2019 14:43:17 +0200},
  biburl       = {https://dblp.org/rec/books/sp/00/FreundMS00.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/grammars/Freund99,
  author       = {Rudolf Freund},
  title        = {Generalized P-Systems with Splicing and Cutting/Recombination},
  journal      = {Grammars},
  volume       = {2},
  number       = {3},
  pages        = {189--199},
  year         = {1999},
  url          = {https://doi.org/10.1023/A:1009970603437},
  doi          = {10.1023/A:1009970603437},
  timestamp    = {Sun, 28 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/grammars/Freund99.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/mst/FreundKP99,
  author       = {Rudolf Freund and
                  Lila Kari and
                  Gheorghe Paun},
  title        = {{DNA} Computing Based on Splicing: The Existence of Universal Computers},
  journal      = {Theory Comput. Syst.},
  volume       = {32},
  number       = {1},
  pages        = {69--112},
  year         = {1999},
  url          = {https://doi.org/10.1007/s002240000112},
  doi          = {10.1007/S002240000112},
  timestamp    = {Sun, 28 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/mst/FreundKP99.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dlt/FreundF99,
  author       = {Rudolf Freund and
                  Franziska Freund},
  editor       = {Grzegorz Rozenberg and
                  Wolfgang Thomas},
  title        = {Test tube systems: when two tubes are enough},
  booktitle    = {Developments in Language Theory, Foundations, Applications, and Perspectives,
                  Aachen, Germany, 6-9 July 1999},
  pages        = {338--350},
  publisher    = {World Scientific},
  year         = {1999},
  url          = {https://doi.org/10.1142/9789812792464\_0028},
  doi          = {10.1142/9789812792464\_0028},
  timestamp    = {Thu, 27 Jun 2019 11:28:34 +0200},
  biburl       = {https://dblp.org/rec/conf/dlt/FreundF99.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/fct/Freund99,
  author       = {Rudolf Freund},
  editor       = {Gabriel Ciobanu and
                  Gheorghe Paun},
  title        = {Generalized P-Systems},
  booktitle    = {Fundamentals of Computation Theory, 12th International Symposium,
                  {FCT} '99, Iasi, Romania, August 30 - September 3, 1999, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {1684},
  pages        = {281--292},
  publisher    = {Springer},
  year         = {1999},
  url          = {https://doi.org/10.1007/3-540-48321-7\_23},
  doi          = {10.1007/3-540-48321-7\_23},
  timestamp    = {Tue, 14 May 2019 10:00:53 +0200},
  biburl       = {https://dblp.org/rec/conf/fct/Freund99.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/gmmas/FernauFH99,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Markus Holzer},
  editor       = {Gheorghe Paun and
                  Arto Salomaa},
  title        = {Regulated Array Grammars of Finite Index. Part {I:} Theoretical Investigations},
  booktitle    = {Grammatical Models of Multi-Agent Systems},
  series       = {Topics in Computer Mathematics},
  volume       = {8},
  pages        = {157--181},
  publisher    = {Gordon and Breach Science Publishers},
  year         = {1999},
  timestamp    = {Thu, 17 Mar 2016 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/gmmas/FernauFH99.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/gmmas/FernauFH99a,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Markus Holzer},
  editor       = {Gheorghe Paun and
                  Arto Salomaa},
  title        = {Regulated Array Grammars of Finite Index. Part {II:} Syntactic Pattern
                  Recognition},
  booktitle    = {Grammatical Models of Multi-Agent Systems},
  series       = {Topics in Computer Mathematics},
  volume       = {8},
  pages        = {284--296},
  publisher    = {Gordon and Breach Science Publishers},
  year         = {1999},
  timestamp    = {Thu, 17 Mar 2016 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/gmmas/FernauFH99a.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/compsac/FreundSPS98,
  author       = {Rudolf Freund and
                  Christian Stary and
                  Herbert P{\"{o}}tzl and
                  Tatjana Svizensky},
  title        = {Formal Specification and Simulation of Software through Graph Grammars:
                  {A} General but Minimal Approach},
  booktitle    = {{COMPSAC} '98 - 22nd International Computer Software and Applications
                  Conference, August 19-21, 1998, Vienna, Austria},
  pages        = {148--153},
  publisher    = {{IEEE} Computer Society},
  year         = {1998},
  url          = {https://doi.org/10.1109/CMPSAC.1998.716650},
  doi          = {10.1109/CMPSAC.1998.716650},
  timestamp    = {Fri, 24 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/compsac/FreundSPS98.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/mcu/FernauFH98,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Markus Holzer},
  editor       = {Maurice Margenstern},
  title        = {The Generative Power of \emph{d}-Dimensional {\#}-Context-Free Array
                  Grammars},
  booktitle    = {International Colloquium Universal Machines and Computations, MCU'98,
                  Metz, France, March 23-27, 1998, Proceedingsi, Volume {II}},
  pages        = {43--56},
  publisher    = {{IUT} Metz},
  year         = {1998},
  timestamp    = {Thu, 17 Mar 2016 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/mcu/FernauFH98.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/mfcs/Freund98,
  author       = {Rudolf Freund},
  editor       = {Alica Kelemenov{\'{a}}},
  title        = {Array Grammar Systems},
  booktitle    = {Progreedings of the {MFCS} '98 Satellite Workshop on Grammar Systems,
                  Brno, Czech Republic, August 22-23, 1998},
  pages        = {91--116},
  publisher    = {Silesian University, Institute of Computer Science, Opava, Czech Republic},
  year         = {1998},
  timestamp    = {Thu, 20 Apr 2006 14:31:20 +0200},
  biburl       = {https://dblp.org/rec/conf/mfcs/Freund98.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/sspr/FernauFH98,
  author       = {Henning Fernau and
                  Rudolf Freund and
                  Markus Holzer},
  editor       = {Adnan Amin and
                  Dov Dori and
                  Pavel Pudil and
                  Herbert Freeman},
  title        = {Character Recognition with \emph{k}-Head Finite Array Automata},
  booktitle    = {Advances in Pattern Recognition, Joint {IAPR} International Workshops
                  {SSPR} '98 and {SPR} '98, Sydney, NSW, Australia, August 11-13, 1998,
                  Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {1451},
  pages        = {282--291},
  publisher    = {Springer},
  year         = {1998},
  url          = {https://doi.org/10.1007/BFb0033246},
  doi          = {10.1007/BFB0033246},
  timestamp    = {Tue, 21 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/sspr/FernauFH98.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/birthday/FernauF97,
  author       = {Henning Fernau and
                  Rudolf Freund},
  editor       = {Gheorghe Paun and
                  Arto Salomaa},
  title        = {Accepting Array Grammars with Control Mechanisms},
  booktitle    = {New Trends in Formal Languages - Control, Cooperation, and Combinatorics
                  (to J{\"{u}}rgen Dassow on the occasion of his 50th birthday)},
  series       = {Lecture Notes in Computer Science},
  volume       = {1218},
  pages        = {95--118},
  publisher    = {Springer},
  year         = {1997},
  url          = {https://doi.org/10.1007/3-540-62844-4\_7},
  doi          = {10.1007/3-540-62844-4\_7},
  timestamp    = {Tue, 14 May 2019 10:00:52 +0200},
  biburl       = {https://dblp.org/rec/conf/birthday/FernauF97.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dimacs/FreundPRS97,
  author       = {Rudolf Freund and
                  Gheorghe Paun and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  editor       = {Harvey Rubin and
                  David Harlan Wood},
  title        = {Watson-Crick finite automata},
  booktitle    = {{DNA} Based Computers, Proceedings of a {DIMACS} Workshop, Philadelphia,
                  Pennsylvania, USA, June 23-25, 1997},
  series       = {{DIMACS} Series in Discrete Mathematics and Theoretical Computer Science},
  volume       = {48},
  pages        = {297--327},
  publisher    = {{DIMACS/AMS}},
  year         = {1997},
  url          = {https://doi.org/10.1090/dimacs/048/22},
  doi          = {10.1090/DIMACS/048/22},
  timestamp    = {Mon, 22 May 2023 16:07:35 +0200},
  biburl       = {https://dblp.org/rec/conf/dimacs/FreundPRS97.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dlt/FernauHF97,
  author       = {Henning Fernau and
                  Markus Holzer and
                  Rudolf Freund},
  editor       = {Symeon Bozapalidis},
  title        = {Bounding resources in Cooperating Distributed Grammar Systems},
  booktitle    = {Proceedings of the 3rd International Conference Developments in Language
                  Theory, {DLT} 1997, Thessaloniki, Greece, July 20-23, 1997},
  pages        = {261--272},
  publisher    = {Aristotle University of Thessaloniki},
  year         = {1997},
  timestamp    = {Thu, 17 Mar 2016 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/dlt/FernauHF97.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/actaC/FreundF96,
  author       = {Rudolf Freund and
                  Franziska Freund},
  title        = {Test Tube Systems or How to Bake a {DNA} Cake},
  journal      = {Acta Cybern.},
  volume       = {12},
  number       = {4},
  pages        = {445--459},
  year         = {1996},
  url          = {https://cyber.bibl.u-szeged.hu/index.php/actcybern/article/view/3474},
  timestamp    = {Wed, 16 Sep 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/actaC/FreundF96.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/cai/FreundW96,
  author       = {Rudolf Freund and
                  F. Wachtler},
  title        = {Universal Systems with Operations Related to Splicing},
  journal      = {Comput. Artif. Intell.},
  volume       = {15},
  number       = {4},
  pages        = {273--294},
  year         = {1996},
  url          = {http://www.cai.sk/ojs/index.php/cai/article/view/689},
  timestamp    = {Mon, 14 Feb 2022 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/cai/FreundW96.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/gcb/Freund96,
  author       = {Rudolf Freund},
  title        = {Cutting/Recombination Systems as Generating Devices},
  booktitle    = {Proceedings of the German Conference on Bioinformatics, {GCB} 1996,
                  Leipzig, Germany, September 30 - October 2, 1996},
  pages        = {202--204},
  year         = {1996},
  timestamp    = {Sat, 07 Sep 2019 11:59:23 +0200},
  biburl       = {https://dblp.org/rec/conf/gcb/Freund96.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/sspr/FernauF96,
  author       = {Henning Fernau and
                  Rudolf Freund},
  editor       = {Petra Perner and
                  Patrick Shen{-}Pei Wang and
                  Azriel Rosenfeld},
  title        = {Bounded Parallelism in Array Grammars Used for Character Recognition},
  booktitle    = {Advances in Structural and Syntactical Pattern Recognition, 6th International
                  Workshop, {SSPR} '96, Leipzig, Germany, August 20-23, 1996, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {1121},
  pages        = {40--49},
  publisher    = {Springer},
  year         = {1996},
  url          = {https://doi.org/10.1007/3-540-61577-6\_5},
  doi          = {10.1007/3-540-61577-6\_5},
  timestamp    = {Tue, 21 Mar 2023 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/conf/sspr/FernauF96.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ijprai/DassowFP95,
  author       = {J{\"{u}}rgen Dassow and
                  Rudolf Freund and
                  Gheorghe Paun},
  title        = {Cooperating Array Grammar Systems},
  journal      = {Int. J. Pattern Recognit. Artif. Intell.},
  volume       = {9},
  number       = {6},
  pages        = {1029--1053},
  year         = {1995},
  url          = {https://doi.org/10.1142/S0218001495000420},
  doi          = {10.1142/S0218001495000420},
  timestamp    = {Mon, 11 May 2020 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ijprai/DassowFP95.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/jucs/FreundP95,
  author       = {Rudolf Freund and
                  Gheorghe Paun},
  title        = {A Variant of Team Cooperation in Grammar Systems},
  journal      = {J. Univers. Comput. Sci.},
  volume       = {1},
  number       = {2},
  pages        = {105--130},
  year         = {1995},
  url          = {https://doi.org/10.3217/jucs-001-02-0105},
  doi          = {10.3217/JUCS-001-02-0105},
  timestamp    = {Thu, 07 Sep 2023 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/jucs/FreundP95.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dlt/Freund95,
  author       = {Rudolf Freund},
  editor       = {J{\"{u}}rgen Dassow and
                  Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Array Grammars with Prescribed Teams of Array Productions},
  booktitle    = {Developments in Language Theory II, At the Crossroads of Mathematics,
                  Computer Science and Biology, Magdeburg, Germany, 17-21 July 1995},
  pages        = {220--229},
  publisher    = {World Scientific, Singapore},
  year         = {1995},
  timestamp    = {Fri, 26 May 2017 12:54:08 +0200},
  biburl       = {https://dblp.org/rec/conf/dlt/Freund95.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@incollection{DBLP:books/ws/94/Freund94,
  author       = {Rudolf Freund},
  editor       = {Gheorghe Paun},
  title        = {Control Mechanisms on {\#}-Context-Free Array Grammars},
  booktitle    = {Mathematical Aspects of Natural and Formal Languages},
  series       = {World scientific series in computer science},
  volume       = {43},
  pages        = {97--136},
  publisher    = {World Scientific},
  year         = {1994},
  url          = {https://doi.org/10.1142/9789814447133\_0006},
  doi          = {10.1142/9789814447133\_0006},
  timestamp    = {Fri, 19 Jul 2019 09:26:49 +0200},
  biburl       = {https://dblp.org/rec/books/ws/94/Freund94.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/eik/FreundP93,
  author       = {Rudolf Freund and
                  Gheorghe Paun},
  title        = {One-dimensional matrix array grammars},
  journal      = {J. Inf. Process. Cybern.},
  volume       = {29},
  number       = {6},
  pages        = {357--374},
  year         = {1993},
  timestamp    = {Fri, 06 Mar 2020 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/eik/FreundP93.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/dlt/Freund93,
  author       = {Rudolf Freund},
  editor       = {Grzegorz Rozenberg and
                  Arto Salomaa},
  title        = {Aspects of N-Dimensional Lindenmayer Systems},
  booktitle    = {Developments in Language Theory, At the Crossroads of Mathematics,
                  Computer Science and Biology, Turku, Finland, 12-15 July 1993},
  pages        = {250--261},
  publisher    = {World Scientific, Singapore},
  year         = {1993},
  timestamp    = {Fri, 26 May 2017 12:54:39 +0200},
  biburl       = {https://dblp.org/rec/conf/dlt/Freund93.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/seke/StaryF93,
  author       = {Christian Stary and
                  Rudolf Freund},
  title        = {How Semantical Design Languages Help to Preserve Specification/Design-Consistency},
  booktitle    = {SEKE'93, The 5th International Conference on Software Engineering
                  and Knowledge Engineering, Tutorials, June 14-15, 1993, Technical
                  Program, June 16-18, 1993, Hotel Sofitel, San Francisco Bay, {USA}},
  pages        = {462--471},
  publisher    = {Knowledge Systems Institute},
  year         = {1993},
  timestamp    = {Wed, 21 Feb 2007 11:27:24 +0100},
  biburl       = {https://dblp.org/rec/conf/seke/StaryF93.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/icci/FreundHS92,
  author       = {Rudolf Freund and
                  Brigitte Haberstroh and
                  Christian Stary},
  editor       = {Waldemar W. Koczkodaj and
                  Peter E. Lauer and
                  Anestis A. Toptsis},
  title        = {Applying Graph Grammars for Task-Oriented User Interface Development},
  booktitle    = {Computing and Information - ICCI'92, Fourth International Conference
                  on Computing and Information, Toronto, Ontario, Canada, May 28-30,
                  1992, Proceedings},
  pages        = {389--392},
  publisher    = {{IEEE} Computer Society},
  year         = {1992},
  timestamp    = {Mon, 15 Apr 2002 13:14:05 +0200},
  biburl       = {https://dblp.org/rec/conf/icci/FreundHS92.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/ogai/FreundKT91,
  author       = {Rudolf Freund and
                  Martina Kirchmeyer and
                  Friedrich Tafill},
  editor       = {Hermann Kaindl},
  title        = {Modelling Feature Maps by Attributed Parallel Array Grammars},
  booktitle    = {Proc. 7th Austrian Conference on Artificial Intelligence, {\"{O}}GAI-91,
                  Wien, 24.-27. September 1991},
  series       = {Informatik-Fachberichte},
  volume       = {287},
  pages        = {83--92},
  publisher    = {Springer},
  year         = {1991},
  url          = {https://doi.org/10.1007/978-3-642-46752-3\_10},
  doi          = {10.1007/978-3-642-46752-3\_10},
  timestamp    = {Sun, 21 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/conf/ogai/FreundKT91.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@inproceedings{DBLP:conf/wg/FreundH91,
  author       = {Rudolf Freund and
                  Brigitte Haberstroh},
  editor       = {Gunther Schmidt and
                  Rudolf Berghammer},
  title        = {Attributed Elementarz Programmed Graph Grammars},
  booktitle    = {17th International Workshop, {WG} '91, Fischbachau, Germany, June
                  17-19, 1991, Proceedings},
  series       = {Lecture Notes in Computer Science},
  volume       = {570},
  pages        = {75--84},
  publisher    = {Springer},
  year         = {1991},
  url          = {https://doi.org/10.1007/3-540-55121-2\_7},
  doi          = {10.1007/3-540-55121-2\_7},
  timestamp    = {Sun, 02 Oct 2022 16:17:33 +0200},
  biburl       = {https://dblp.org/rec/conf/wg/FreundH91.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/ipl/Freund83,
  author       = {Rudolf Freund},
  title        = {Init and Anf Operating on omega-Languages},
  journal      = {Inf. Process. Lett.},
  volume       = {16},
  number       = {5},
  pages        = {265--269},
  year         = {1983},
  url          = {https://doi.org/10.1016/0020-0190(83)90101-1},
  doi          = {10.1016/0020-0190(83)90101-1},
  timestamp    = {Fri, 26 May 2017 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/ipl/Freund83.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
@article{DBLP:journals/tcs/Freund83,
  author       = {Rudolf Freund},
  title        = {Real Functions and Numbers Defined by Turing Machines},
  journal      = {Theor. Comput. Sci.},
  volume       = {23},
  pages        = {287--304},
  year         = {1983},
  url          = {https://doi.org/10.1016/0304-3975(83)90035-X},
  doi          = {10.1016/0304-3975(83)90035-X},
  timestamp    = {Wed, 17 Feb 2021 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/tcs/Freund83.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}
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