TY - JOUR AU - V. M. Millionshchikov TI - The theory of differential equations with a small factor multiplying the derivatives in linear topological sapces JO - Doklady Akademii Nauk PY - 1962 SP - 1021 EP - 1024 VL - 146 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1962_146_5_a10/ LA - ru ID - DAN_1962_146_5_a10 ER -