TY - JOUR AU - N. Radjabov TI - Representation of a manifold of solutions, and boundary value problems for a class of second-order linear hyperbolic systems with an interior singular line JO - Doklady Akademii Nauk PY - 1988 SP - 291 EP - 296 VL - 300 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1988_300_2_a7/ LA - ru ID - DAN_1988_300_2_a7 ER -