Discrete symmetrical perturbation and variational algorithm of disturbed Lagrangian systems

夏丽莉, 戈新生, 陈立群

Li-Li Xia(夏丽莉), Xin-Sheng Ge(戈新生), Li-Qun Chen(陈立群)

中国物理B . 2019, (3): 30201 -030201 . DOI: 10.1088/1674-1056/28/3/030201