%0 Journal Article %A Henning Haahr Andersen %T The First Cohomology Group of a Line Bundle on G/B. %J Inventiones mathematicae %D 1979 %P 287-296 %V 51 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1979__51_142637/ %F IM_1979__51_142637