%0 Journal Article %A Bergé, Anne-Marie %T On certain Coxeter lattices without perfect sections %J Journal of Algebraic Combinatorics %D 2004 %P 5-16 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/JAC_2004__20_1_a6/ %G en %F JAC_2004__20_1_a6