TY - JOUR AU - V. A. Pliss TI - The Existence of a Solution of a Differential Equation Close to an Approximate Solution JO - Differencialʹnye uravneniâ PY - 2002 SP - 897 EP - 906 VL - 38 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2002_38_7_a5/ LA - ru ID - DE_2002_38_7_a5 ER -