%0 Journal Article %A Yu. L. Karavaev %T Spherical Robots: %J Russian journal of nonlinear dynamics %D 2022 %P 709-750 %V 18 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/ND_2022_18_4_a15/ %G en %F ND_2022_18_4_a15