TY - JOUR AU - S. V. Bogatyrev TI - Separation of motions in some classes of differential systems JO - Differencialʹnye uravneniâ PY - 1995 SP - 923 EP - 933 VL - 31 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1995_31_6_a0/ LA - ru ID - DE_1995_31_6_a0 ER -