Multiple non-negative solutions to a semilinear equation on Heisenberg group with indefinite nonlinearity
Crossref DOI link: https://doi.org/10.1186/s13661-015-0428-z
Published Online: 2015-09-17
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Huang, Lirong
Chen, Jianqing
Rocha, Eugénio M
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