TY - JOUR AU - V. A. Dikarev TI - The reduction to simplest form of a system of linear differential equations with a small parameter multiplying the derivative JO - Differencialʹnye uravneniâ PY - 1977 SP - 1384 EP - 1389 VL - 13 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1977_13_8_a3/ LA - ru ID - DE_1977_13_8_a3 ER -