%0 Journal Article %A P. A. Lakrisenko %T On the stability of the equilibrium positions of nonlinear mechanical hybrid system %J Vestnik Sankt-Peterburgskogo universiteta. Prikladnaâ matematika, informatika, processy upravleniâ %D 2015 %P 116-125 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSPUI_2015_3_a9/ %G ru %F VSPUI_2015_3_a9