TY - JOUR AU - A. I. Kobrin AU - Yu. G. Martynenko TI - Asymptotic solution of a weakly nonlinear system JO - Differencialʹnye uravneniâ PY - 1977 SP - 1008 EP - 1019 VL - 13 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1977_13_6_a4/ LA - ru ID - DE_1977_13_6_a4 ER -