TY - JOUR AU - V. L. Kulagin TI - A parabolic problem with an unknown boundary JO - Doklady Akademii Nauk PY - 1980 SP - 76 EP - 79 VL - 252 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1980_252_1_a19/ LA - ru ID - DAN_1980_252_1_a19 ER -