%0 Journal Article %A Janusz DybizbaƄski %A Tomasz Dzido %T On some Ramsey numbers for quadrilaterals %J The electronic journal of combinatorics %D 2011 %V 18 %N 1 %U http://geodesic.mathdoc.fr/articles/10.37236/641/ %R 10.37236/641 %F 10_37236_641