%0 Journal Article %A Yuri N. Fedorov %T A Discretization of the Nonholonomic Chaplygin Sphere Problem %J Symmetry, integrability and geometry: methods and applications %D 2007 %V 3 %U http://geodesic.mathdoc.fr/item/SIGMA_2007_3_a43/ %G en %F SIGMA_2007_3_a43