%0 Journal Article %A Sergey V. Bolotin %A Tatiana V. Popova %T On the motion of a mechanical system inside a rolling ball %J Russian journal of nonlinear dynamics %D 2013 %P 51-58 %V 9 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ND_2013_9_1_a4/ %G ru %F ND_2013_9_1_a4