TY - JOUR AU - N. S. Bakhvalov TI - Evaluations of the closeness of solutions of the Cauchy problem for non-linear differential equations JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1966 SP - 229 EP - 237 VL - 6 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1966_6_2_a3/ LA - ru ID - ZVMMF_1966_6_2_a3 ER -