@article{05897647, title = {A fourth-order boundary value problem with one-sided Nagumo condition.}, journal = {Boundary Value Problems [electronic only]}, volume = {2011}, year = {2011}, doi = {10.1155/2011/569191}, zbl = {1219.34031}, language = {en}, url = {http://dml.mathdoc.fr/item/05897647} }
Song, Wenjing; Gao, Wenjie. A fourth-order boundary value problem with one-sided Nagumo condition.. Boundary Value Problems [electronic only], Tome 2011 (2011) . doi : 10.1155/2011/569191. http://gdmltest.u-ga.fr/item/05897647/