@article{01550940,
title = {A generalization of the Landesman-Lazer condition.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {2001},
year = {2001},
zbl = {0974.34019},
language = {en},
url = {http://dml.mathdoc.fr/item/01550940}
}
Tomiczek, Petr. A generalization of the Landesman-Lazer condition.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 2001 (2001) . http://gdmltest.u-ga.fr/item/01550940/