%0 Journal Article %A V. T. Borukhov %T A certain generalization of N.\,N.~Krasovski{\v\i}'s condition for the controllability of nonstationary systems %J Differencialʹnye uravneniâ %D 1975 %P 1501-1502 %V 11 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1975_11_8_a15/ %G ru %F DE_1975_11_8_a15