%0 Journal Article %A Irving, Robert W. %T A bipartite Ramsey problem and the Zarankiewicz numbers %J Glasgow mathematical journal %D 1978 %P 13-26 %V 19 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500003323/ %R 10.1017/S0017089500003323 %F 10_1017_S0017089500003323