TY - JOUR AU - F. G. Maksudov AU - K. Ya. Leonov TI - On the smoothness of solutions to the initial-boundary value problems for a class of semilinear hyperbolic equations JO - Doklady Akademii Nauk PY - 1983 SP - 1308 EP - 1309 VL - 273 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1983_273_6_a5/ LA - ru ID - DAN_1983_273_6_a5 ER -