%0 Journal Article %A Uwe Nagel %A Victor Reiner %T Betti numbers of monomial ideals and shifted skew shapes %J The electronic journal of combinatorics %D 2009 %V 16 %N 2 %U http://geodesic.mathdoc.fr/articles/10.37236/69/ %R 10.37236/69 %F 10_37236_69