TY - JOUR AU - V. G. Raskin TI - The solvability of operator-differential equations of arbitrary order JO - Differencialʹnye uravneniâ PY - 1976 SP - 362 EP - 364 VL - 12 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1976_12_2_a23/ LA - ru ID - DE_1976_12_2_a23 ER -