%0 Journal Article %A Yu. M. Movsisyan %A I. R. Simonyan %T Hyperidentities of left and right distributivities in varieties of semigroups %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2000 %P 28-32 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2000_1_a3/ %G ru %F UZERU_2000_1_a3