%0 Journal Article %A S. A. Minyuk %T On the theory of complete controllability of linear time-dependent systems %J Differencialʹnye uravneniâ %D 1990 %P 414-420 %V 26 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1990_26_3_a7/ %G ru %F DE_1990_26_3_a7