Existence of periodic solutions for a class of second order discrete Hamiltonian systems
Crossref DOI link: https://doi.org/10.1186/s13662-016-0787-5
Published Online: 2016-03-08
Published Print: 2016-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Guan, Wen
Yang, Kuo
License valid from 2016-03-08