TY - JOUR AU - T. A. Tadumadze TI - Existence of a solution in optimal problems described by nonlinear functional-differential equations JO - Differencialʹnye uravneniâ PY - 1984 SP - 597 EP - 604 VL - 20 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1984_20_4_a6/ LA - ru ID - DE_1984_20_4_a6 ER -