TY - JOUR AU - V. P. Didenko TI - On problems of Cauchy-Goursat type for a multidimensional hyperbolic equation with a degeneracy JO - Doklady Akademii Nauk PY - 1973 SP - 1008 EP - 1010 VL - 210 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1973_210_5_a2/ LA - ru ID - DAN_1973_210_5_a2 ER -