TY - JOUR AU - L. A. Muravei TI - The wave equation in an unbounded domain with a star-shaped JO - Doklady Akademii Nauk PY - 1988 SP - 293 EP - 297 VL - 303 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1988_303_2_a7/ LA - ru ID - DAN_1988_303_2_a7 ER -