@article{1183529014, author = {Wolkowisky, Jay H.}, title = {A nonlinear Sturm-Liouville problem}, journal = {Bull. Amer. Math. Soc.}, volume = {73}, number = {6}, year = {1967}, pages = { 634-636}, language = {en}, url = {http://dml.mathdoc.fr/item/1183529014} }
Wolkowisky, Jay H. A nonlinear Sturm-Liouville problem. Bull. Amer. Math. Soc., Tome 73 (1967) no. 6, pp. 634-636. http://gdmltest.u-ga.fr/item/1183529014/