TY - JOUR AU - L. M. Berkovich TI - Factorization of ordinary linear differential operators that can be transformed into operators with constant coefficients.~II JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1967 SP - 3 EP - 14 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1967_12_a0/ LA - ru ID - IVM_1967_12_a0 ER -