Nontrivial solutions to boundary value problem with general singular differential operator
Crossref DOI link: https://doi.org/10.1186/s13661-015-0331-7
Published Online: 2015-04-25
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Li, Jiemei
Yan, Dongming
License valid from 2015-04-25