%0 Journal Article %A M. G. Gimadislamov %T The self-adjointness conditions for a~higher order differential operator with an~operator coefficient %J Matematičeskie zametki %D 1969 %P 697-707 %V 5 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1969_5_6_a6/ %G ru %F MZM_1969_5_6_a6