TY - JOUR AU - V. G. Vil'ke TI - Separation of motions and the averaging method in the mechanics of systems with an infinite number of degrees of freedom JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1983 SP - 54 EP - 59 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1983_5_a12/ LA - ru ID - VMUMM_1983_5_a12 ER -