%0 Journal Article %A V. V. Kalashnikov %T Operating stability of complex systems %J Doklady Akademii Nauk %D 1967 %P 1294-1297 %V 177 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1967_177_6_a11/ %G ru %F DAN_1967_177_6_a11