%0 Journal Article %A V. I. Korobov %A R. Rabah %T Exact controllability in a Banach space %J Differencialʹnye uravneniâ %D 1979 %P 2142-2150 %V 15 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1979_15_12_a3/ %G ru %F DE_1979_15_12_a3