%0 Journal Article
%A Eng, Oliver D.
%T Quotients of Poincaré polynomials evaluated at $-1$
%J Journal of Algebraic Combinatorics
%D 2001
%P 29-40
%V 13
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/JAC_2001__13_1_a4/
%G en
%F JAC_2001__13_1_a4