%0 Journal Article %A W. A. d. Graaf %T Constructing Homomorphisms between Verma Modules %J Journal of Lie theory %D 2005 %P 415-428 %V 15 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/JLT_2005_15_2_JLT_2005_15_2_a3/ %F JLT_2005_15_2_JLT_2005_15_2_a3