Existence and multiplicity of solutions for a second-order impulsive differential equation via variational methods
Crossref DOI link: https://doi.org/10.1186/s13662-017-1075-8
Published Online: 2017-02-08
Published Print: 2017-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Wang, Yaqi
Zhao, Zengqin
License valid from 2017-02-08