@article{10_4064_am41_2_13,
     author = {Najib Tsouli and Omar Chakrone and Omar Darhouche and Mostafa Rahmani},
     title = {Three solutions for a nonlinear {Neumann} boundary value problem},
     journal = {Applicationes Mathematicae},
     pages = {257--266},
     publisher = {mathdoc},
     volume = {41},
     number = {2-3},
     year = {2014},
     doi = {10.4064/am41-2-13},
     zbl = {1304.35295},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am41-2-13/}
}