On a Class of Neumann Boundary Value Equations Driven by a (p1, , Pn)-Laplacian Operator. J. Part. Diff. Eq. [Internet]. 2012 Mar. 1 [cited 2025 Dec. 5];25(1):21-3. Available from: https://www.global-sci.com/index.php/jpde/article/view/4203