TY - JOUR AU - V. G. Sushko TI - Errors in approximate solutions of Cauchy's problem for a first-order quasilinear equation JO - Matematičeskie zametki PY - 1970 SP - 309 EP - 320 VL - 8 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1970_8_3_a3/ LA - ru ID - MZM_1970_8_3_a3 ER -