@article{1183529108, author = {Wilhelmsen, R.}, title = {A nonlinear boundary value problem}, journal = {Bull. Amer. Math. Soc.}, volume = {73}, number = {6}, year = {1967}, pages = { 920-921}, language = {en}, url = {http://dml.mathdoc.fr/item/1183529108} }
Wilhelmsen, R. A nonlinear boundary value problem. Bull. Amer. Math. Soc., Tome 73 (1967) no. 6, pp. 920-921. http://gdmltest.u-ga.fr/item/1183529108/