Upper and lower solutions for first order problems with nonlinear boundary conditions
- O'Regan, Donal
- Franco Leis, Daniel
- Nieto Roig, Juan José
ISSN: 0213-8743
Année de publication: 2003
Volumen: 18
Número: 2
Pages: 153-160
Type: Article
D'autres publications dans: Extracta mathematicae