%0 Journal Article %A Caselli, Fabrizio %T Proof of two conjectures of Brenti and Simion on Kazhdan-Lusztig polynomials %J Journal of Algebraic Combinatorics %D 2003 %P 171-187 %V 18 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/JAC_2003__18_3_a4/ %G en %F JAC_2003__18_3_a4