%0 Journal Article %A V. I. Zhegalov %T A linear operator-differential equation %J Trudy seminara po kraevym zadačam %D 1971 %P 70-79 %V 8 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUKZ_1971_8_8_a8/ %G ru %F KUKZ_1971_8_8_a8