%0 Journal Article %A I. M. Gel'fand %A M. I. Graev %T Categories of group representations and the classification problem of irreducible representations %J Doklady Akademii Nauk %D 1962 %P 757-760 %V 146 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_146_4_a4/ %G ru %F DAN_1962_146_4_a4