A unified symmetry of nonholonomic mechanical systems in phase space

王鹏, 方建会, 丁宁, 张鹏玉

Wang Peng (王鹏), Fang Jian-Hui (方建会), Ding Ning (丁宁), Zhang Peng-Yu (张鹏玉)

中国物理B . 2006, (7): 1403 -1406 . DOI: 10.1088/1009-1963/15/7/002