%0 Journal Article %A B. A. Ryabov %A G. P. Sachkov %T On the structural stability of invariant systems %J Doklady Akademii Nauk %D 1974 %P 24-26 %V 217 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_217_1_a4/ %G ru %F DAN_1974_217_1_a4