@article{MZ_1988__199_1_173965,
     author = {C. Bandle and M.A. Pozio and A. Tesei},
     title = {Existence and {Uniqueness} of {Solutions} of {Nonlinear} {Neumann} {Problems.}},
     journal = {Mathematische Zeitschrift},
     pages = {257--278},
     publisher = {mathdoc},
     volume = {199},
     number = {1},
     year = {1988},
     zbl = {0633.35042},
     url = {http://geodesic.mathdoc.fr/item/MZ_1988__199_1_173965/}
}