%0 Journal Article %A A. I. Loginov %A V. S. Shulman %T On reductive operators and operator algebras %J Izvestiya. Mathematics %D 1976 %P 799-807 %V 10 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1976_10_4_a7/ %G en %F IM2_1976_10_4_a7