TY - JOUR AU - I. D. Cherkasov TI - General conditions for the equivalence of parabolic equations, and their applications. JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1971 SP - 102 EP - 111 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1971_1_a13/ LA - ru ID - IVM_1971_1_a13 ER -