Unified symmetry of holonomic mechanical systems
许学军, 秦茂昌, 梅凤翔
Unified symmetry of holonomic mechanical systems
Xu Xue-Jun (许学军), Qin Mao-Chang (秦茂昌), Mei Feng-Xiang (梅凤翔)
中国物理B . 2005, (7): 1287 -1289 .  DOI: 10.1088/1009-1963/14/7/003