TY - JOUR AU - M. Ya. Kushul TI - The stability of forced oscillations in autorotating systems JO - Doklady Akademii Nauk PY - 1961 SP - 787 EP - 790 VL - 136 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1961_136_4_a7/ LA - ru ID - DAN_1961_136_4_a7 ER -