TY - JOUR AU - V. I. Korzyuk AU - O. A. Kovnatskaya TI - Picard problem on the plane for a quasilinear hyperbolic equation of the second order JO - Trudy Instituta matematiki PY - 2023 SP - 70 EP - 80 VL - 31 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMB_2023_31_1_a8/ LA - ru ID - TIMB_2023_31_1_a8 ER -