%0 Journal Article %A M. V. Levit %T Frequency conditions for the absolute stochastic stability of automatic control systems with random external action %J Doklady Akademii Nauk %D 1970 %P 769-772 %V 195 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_195_4_a3/ %G ru %F DAN_1970_195_4_a3