TY - JOUR AU - S. G. Krein AU - S. Ya. L'vin TI - The general initial value problem for a differential equation in Banach space JO - Doklady Akademii Nauk PY - 1973 SP - 530 EP - 533 VL - 211 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1973_211_3_a5/ LA - ru ID - DAN_1973_211_3_a5 ER -