%0 Journal Article %A G. A. Sviridyuk %T Sobolev-type linear equations and strongly continuous semigroups %J Doklady Akademii Nauk %D 1994 %P 581-584 %V 337 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1994_337_5_a4/ %G ru %F DAN_1994_337_5_a4