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上一条:3. Xiaofei Zhang, FeiGuo*, Multiplicity of periodic solutions of a particular type of super-quadratic Hamiltonian systems, Commun. Pur. Appl. Anal.2016,15(5):1625-1642.
下一条:1. Wang Mingwei, Guo Fei*, Nie Qianqian,Multiplicity of periodic solutions for second order Hamiltonian systems with locally defined potentials,Acta Sci. Nat. Uni. Nankai, 2018,51(2):86-91.