TY - JOUR AU - N. P. Kulikov TI - On the Cauchy problem for degenerate hyperbolic equations JO - Differencialʹnye uravneniâ PY - 1980 SP - 556 EP - 557 VL - 16 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1980_16_3_a22/ LA - ru ID - DE_1980_16_3_a22 ER -