%0 Journal Article %A V. P. Podporin %T On solutions of the operator equation $P_1(D)A=AP_2(D)$ in some classes of linear operators %J Doklady Akademii Nauk %D 1978 %P 28-31 %V 240 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1978_240_1_a5/ %G ru %F DAN_1978_240_1_a5