TY - JOUR AU - T. Eldesbaev TI - Certain inverse problems for degenerate hyperbolic equations JO - Differencialʹnye uravneniâ PY - 1976 SP - 502 EP - 510 VL - 12 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1976_12_3_a10/ LA - ru ID - DE_1976_12_3_a10 ER -