%0 Journal Article %A B. Yu. Weisfeiler %T A~class of unipotent sub-groups of semi-simple algebraic groups %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1966 %V 21 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1966_21_2_a7/ %G ru %F RM_1966_21_2_a7