TY - JOUR AU - A. M. Krasnosel'skii TI - Forced oscillations in systems with hysteresis nonlinearities JO - Doklady Akademii Nauk PY - 1987 SP - 1078 EP - 1082 VL - 292 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1987_292_5_a11/ LA - ru ID - DAN_1987_292_5_a11 ER -