TY - JOUR AU - O. A. Repin TI - A nonlocal boundary value problem for a degenerate hyperbolic JO - Doklady Akademii Nauk PY - 1994 SP - 295 EP - 296 VL - 335 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1994_335_3_a6/ LA - ru ID - DAN_1994_335_3_a6 ER -