TY - JOUR AU - A. Yu. Aleksandrov AU - E. B. Aleksandrova AU - A. V. Platonov TI - Stability analysis of equilibrium positions of nonlinear mechanical systems with nonstationary leading parameter at the potential forces JO - Vestnik Sankt-Peterburgskogo universiteta. Prikladnaâ matematika, informatika, processy upravleniâ PY - 2015 SP - 107 EP - 119 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSPUI_2015_1_a10/ LA - ru ID - VSPUI_2015_1_a10 ER -