Perturbation to symmetries and Hojman adiabatic invariant for nonholonomic controllable mechanical systems with non-Chetaev type constraints
夏丽莉, 李元成
Perturbation to symmetries and Hojman adiabatic invariant for nonholonomic controllable mechanical systems with non-Chetaev type constraints
Xia Li-Li(夏丽莉) and Li Yuan-Cheng(李元成)
中国物理B . 2007, (6): 1516 -1520 .  DOI: 10.1088/1009-1963/16/6/004