1. Borisov, A.V. and Mamaev, I. S., Isomorphism and Hamilton Representation of Some Non-holonomic Systems, Sibirsk. Mat. Zh., 2007, vol. 48, no. 1, pp. 33–45 [Siberian Math. J., 2007, vol. 48, no. 1, pp. 26–36]. See also: arXiv: nlin.-SI/0509036 v. 1 (Sept. 21, 2005).
2. Ehlers, K. and Koiller, J., Rubber Rolling: Geometry and Dynamics of 2 − 3 − 5 Distributions, in Proceedings IUTAM Symposium 2006 on Hamiltonian Dynamics, Vortex Structures, Turbulence (at the Steklov Institute, Moscow), to appear.
3. Borisov, A.V. and Fedorov, Y.N., On Two Modified Integrable Problems of Dynamics, Vestnik Moskov. Univ. Ser. 1. Mat. Mekh., 1995, no. 6, pp. 102–105 (Russian).
4. Chaplygin, S. A., On the Ball Rolling on a Horizontal Plane, Mat. Sb., 1903, vol. 24, no. 1, pp. 139–168 [Regul. Chaotic Dyn., 2002, vol. 7, no. 2, pp. 131–148].
5. Progr. Math.;K. Ehlers,2005