TY - JOUR AU - Sergey V. Bolotin AU - Tatiana V. Popova TI - On the motion of a mechanical system inside a rolling ball JO - Russian journal of nonlinear dynamics PY - 2013 SP - 51 EP - 58 VL - 9 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ND_2013_9_1_a4/ LA - ru ID - ND_2013_9_1_a4 ER -