%0 Journal Article %A K. Kh. Boimatov %T Pseudodifferential operators with an operator symbol %J Doklady Akademii Nauk %D 1979 %P 20-23 %V 244 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1979_244_1_a2/ %G ru %F DAN_1979_244_1_a2