TY - JOUR AU - M. G. Gimadislamov TI - The self-adjointness conditions for a~higher order differential operator with an~operator coefficient JO - Matematičeskie zametki PY - 1969 SP - 697 EP - 707 VL - 5 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1969_5_6_a6/ LA - ru ID - MZM_1969_5_6_a6 ER -