Volume 87, Number 1, January 2003
: The chromatic number of a graph of girth 5 on a fixed surface.
Volume 87, Number 2, March 2003
, Wenan Zang
: Ramsey numbers involving large dense graphs and bipartite Turán numbers.
, Gérard Cornuéjols
: Graphs without odd holes, parachutes or proper wheels: a generalization of Meyniel graphs and of line graphs of bipartite graphs.