TY - JOUR AU - D. K. Gvazava TI - On a modified formulation of the Goursat problem for a second-order quasilinear degenerate hyperbolic equation JO - Differencialʹnye uravneniâ PY - 1982 SP - 285 EP - 290 VL - 18 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1982_18_2_a12/ LA - ru ID - DE_1982_18_2_a12 ER -