Form invariance for systems of generalized classical mechanics
张毅, 梅凤翔
Form invariance for systems of generalized classical mechanics
Zhang Yi (张毅), Mei Feng-Xiang (梅凤翔)
中国物理B . 2003, (10): 1058 -1061 .  DOI: 10.1088/1009-1963/12/10/303