%0 Journal Article %A Anthony Joseph %T A surjectivity theorem for rigid highest weight modules. %J Inventiones mathematicae %D 1988 %P 567-596 %V 92 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1988__92_1_143583/ %F IM_1988__92_1_143583