TY - JOUR AU - B. V. Kapitonov TI - On the decrease, as $t\to\infty$, of solutions of an exterior boundary value problem for a strongly hyperbolic system JO - Doklady Akademii Nauk PY - 1990 SP - 273 EP - 277 VL - 311 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1990_311_2_a2/ LA - ru ID - DAN_1990_311_2_a2 ER -