%0 Journal Article %A Yu. M. Berezanskii %T On the boundary value problems for general partial differential operators %J Doklady Akademii Nauk %D 1958 %P 959-962 %V 122 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1958_122_6_a0/ %G ru %F DAN_1958_122_6_a0