%0 Journal Article %A Yu. A. Dubinskii %T On some differential-operator equations of arbitrary order %J Sbornik. Mathematics %D 1973 %P 1-21 %V 19 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1973_19_1_a0/ %G en %F SM_1973_19_1_a0