Existence of periodic solutions of a LiƩnard equation with a singularity of repulsive type
Crossref DOI link: https://doi.org/10.1186/s13661-017-0826-5
Published Online: 2017-06-27
Published Print: 2017-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Lu, Shiping
Wang, Yajiao
Guo, Yuanzhi
License valid from 2017-06-27