TY - JOUR AU - G. M. Fateeva TI - The Cauchy problem and boundary value problem for linear and quasi-linear degenerating hyperbolic equations of second order JO - Doklady Akademii Nauk PY - 1967 SP - 1278 EP - 1281 VL - 172 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1967_172_6_a9/ LA - ru ID - DAN_1967_172_6_a9 ER -