%0 Journal Article %A A. V. Kosyak %T Irreducibility Criterion for Quasiregular Representations of the Group of Finite Upper Triangular Matrices %J Funkcionalʹnyj analiz i ego priloženiâ %D 2003 %P 78-81 %V 37 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_2003_37_1_a6/ %G ru %F FAA_2003_37_1_a6