TY - JOUR AU - G. Ya. Shafranov TI - Generation of periodic motions from an equilibrium state with purely imaginary roots JO - Differencialʹnye uravneniâ PY - 1974 SP - 860 EP - 872 VL - 10 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1974_10_5_a11/ LA - ru ID - DE_1974_10_5_a11 ER -