Large Topological Cliques in Graphs Without a 4-Cycle.

Daniela Kühn Deryk Osthus Large Topological Cliques in Graphs Without a 4-Cycle. 93-102 2004 13 Combinatorics, Probability & Computing 1 db/journals/cpc/cpc13.html#KuhnO04 http://dx.doi.org/10.1017/S0963548303005650