@article{05825751, title = {Periodic problem with a potential Landesman Lazer condition.}, journal = {Boundary Value Problems [electronic only]}, volume = {2010}, year = {2010}, doi = {10.1155/2010/586971}, zbl = {1209.34023}, language = {en}, url = {http://dml.mathdoc.fr/item/05825751} }
Tomiczek, Petr. Periodic problem with a potential Landesman Lazer condition.. Boundary Value Problems [electronic only], Tome 2010 (2010) . doi : 10.1155/2010/586971. http://gdmltest.u-ga.fr/item/05825751/