%0 Journal Article %A I. V. Tikhonov %T A Generalized Ward Problem for Abstract Differential Equations %J Differencialʹnye uravneniâ %D 2005 %P 325-336 %V 41 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2005_41_3_a4/ %G ru %F DE_2005_41_3_a4