%0 Journal Article %A S. A. Minyuk %T Complete null-controllability and observability of linear systems with retarded argument %J Differencialʹnye uravneniâ %D 1988 %P 1058-1061 %V 24 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1988_24_6_a22/ %G ru %F DE_1988_24_6_a22