Upper and lower solutions for first order problems with nonlinear boundary conditions

  1. O'Regan, Donal
  2. Franco Leis, Daniel
  3. Nieto Roig, Juan José
Revue:
Extracta mathematicae

ISSN: 0213-8743

Année de publication: 2003

Volumen: 18

Número: 2

Pages: 153-160

Type: Article

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