%0 Journal Article %A V. L. Popov %T On the stability of the action of an algebraic group on an algebraic variety %J Izvestiya. Mathematics %D 1972 %P 367-379 %V 6 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1972_6_2_a2/ %G en %F IM2_1972_6_2_a2