TY - JOUR AU - A. K. Gushchin TI - On estimates from below of solutions of the second boundary value problem for a second-order parabolic equation in domains unbounded in the space variables JO - Doklady Akademii Nauk PY - 1972 SP - 1284 EP - 1287 VL - 206 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1972_206_6_a3/ LA - ru ID - DAN_1972_206_6_a3 ER -