On the sizes of graphs embeddable in surfaces of nonnegative Euler characteristic and their applications to edge choosability.

Wei-Fan Wang Ko-Wei Lih On the sizes of graphs embeddable in surfaces of nonnegative Euler characteristic and their applications to edge choosability. 111-120 2007 28 Eur. J. Comb. 1 http://dx.doi.org/10.1016/j.ejc.2005.09.002 db/journals/ejc/ejc28.html#WangL07