%0 Journal Article %A M. I. Karakhanyan %T On the asymptotic property of normal operators commutators in weak, strong and the strongest $B$-module operator typologies %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 1989 %P 3-6 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_1989_1_a0/ %G ru %F UZERU_1989_1_a0