A connection theory for a nonlinear differential constrained system
许志新, 郭永新, 吴炜
A connection theory for a nonlinear differential constrained system
Xu Zhi-Xin (许志新), Guo Yong-Xin (郭永新), Wu Wei (吴炜)
中国物理B . 2002, (12): 1228 -1233 .  DOI: 10.1088/1009-1963/11/12/302