TY - JOUR AU - S. I. Temirbulatov TI - Conditionally well-posed problems for the wave equation JO - Doklady Akademii Nauk PY - 1978 SP - 1142 EP - 1143 VL - 243 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1978_243_5_a12/ LA - ru ID - DAN_1978_243_5_a12 ER -