%0 Journal Article %A B. Kostant %T On the existence and irreducibility of certain series of representations %J Matematika %D 1970 %P 102-116 %V 14 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAT_1970_14_2_a4/ %G ru %F MAT_1970_14_2_a4