TY - JOUR AU - Uwe Nagel AU - Victor Reiner TI - Betti numbers of monomial ideals and shifted skew shapes JO - The electronic journal of combinatorics PY - 2009 VL - 16 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.37236/69/ DO - 10.37236/69 ID - 10_37236_69 ER -