%0 Journal Article %A R. M. Asherova %A Yu. F. Smirnov %T Projection operators for classical groups %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1969 %V 24 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1969_24_3_a12/ %G ru %F RM_1969_24_3_a12