Positivity and lower and upper solutions for fourth order boundary value problems
- Cabada, A.
- Ángel Cid, J.
- Sanchez, L.
ISSN: 0362-546X
Année de publication: 2007
Volumen: 67
Número: 5
Pages: 1599-1612
Type: Article
ISSN: 0362-546X
Année de publication: 2007
Volumen: 67
Número: 5
Pages: 1599-1612
Type: Article