TY - JOUR AU - V. G. Tsirulik AU - F. A. Brusentsev TI - The equivalence of the properties of commutative factorizability and reducibility of linear differential operators JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1976 SP - 81 EP - 84 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1976_8_a10/ LA - ru ID - IVM_1976_8_a10 ER -