Existence and multiplicity of periodic solutions to an indefinite singular equation with two singularities. The degenerate case
- Godoy, J.
- Morales, N.
- Zamora, M.
ISSN: 1553-5231, 1078-0947
Année de publication: 2019
Volumen: 39
Número: 7
Pages: 4137-4156
Type: Article