TY - JOUR AU - Ya. V. Bykov AU - T. Chinkaraev TI - The periodic vibrations of nonlinear systems with resonance. II JO - Differencialʹnye uravneniâ PY - 1969 SP - 1762 EP - 1774 VL - 5 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1969_5_10_a1/ LA - ru ID - DE_1969_5_10_a1 ER -