%0 Journal Article %A B. A. Bubnov %T Boundary value problems for a class of equations containing a time derivative %J Doklady Akademii Nauk %D 1982 %P 1292-1297 %V 265 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_265_6_a1/ %G ru %F DAN_1982_265_6_a1