%0 Journal Article %A Michael Krivelevich %A Tibor Szabó %T Biased positional games and small hypergraphs with large covers %J The electronic journal of combinatorics %D 2008 %V 15 %U http://geodesic.mathdoc.fr/articles/10.37236/794/ %R 10.37236/794 %F 10_37236_794