TY - JOUR AU - V. I. Bakhtin TI - Averaging in a single-frequency system in general position JO - Differencialʹnye uravneniâ PY - 1991 SP - 1493 EP - 1505 VL - 27 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1991_27_9_a2/ LA - ru ID - DE_1991_27_9_a2 ER -