%0 Journal Article %A Peter Fleischmann %A Ingo Janiszczak %T The lattices and Möbius functions of stable closed subrootsystems and Hyperplane complements for classical Weyl Groups. %J Manuscripta mathematica %D 1991 %P 375-404 %V 72 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1991__72_1_155648/ %F MM2_1991__72_1_155648