%0 Journal Article %A S. Kumar %T Demazure character formula in arbitrary Kac-Moody setting. %J Inventiones mathematicae %D 1987 %P 395-424 %V 89 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1987__89_143488/ %F IM_1987__89_143488