TY - JOUR AU - A. A. Kerefov TI - Nonlocal boundary value problems for parabolic equations JO - Differencialʹnye uravneniâ PY - 1979 SP - 74 EP - 78 VL - 15 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1979_15_1_a9/ LA - ru ID - DE_1979_15_1_a9 ER -