TY - JOUR AU - A. M. Vinogradov TI - The logic algebra for the theory of linear differential operators JO - Doklady Akademii Nauk PY - 1972 SP - 1025 EP - 1028 VL - 205 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1972_205_5_a3/ LA - ru ID - DAN_1972_205_5_a3 ER -