Some new applications of the method of lower and upper solutions to elliptic problems
ISSN: 0893-9659
Année de publication: 1993
Volumen: 6
Número: 6
Pages: 41-45
Type: Article
ISSN: 0893-9659
Année de publication: 1993
Volumen: 6
Número: 6
Pages: 41-45
Type: Article