Existence of multiple periodic solutions to asymptotically linear wave equations in a ball
Crossref DOI link: https://doi.org/10.1007/s00526-017-1154-4
Published Online: 2017-04-22
Published Print: 2017-06
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Chen, Jianyi
Zhang, Zhitao
License valid from 2017-04-22