@article{05312520,
title = {On nonresonance problems of second-order difference systems.},
journal = {Advances in Difference Equations [electronic only]},
volume = {2008},
year = {2008},
doi = {10.1155/2008/469815},
zbl = {1146.39014},
language = {en},
url = {http://dml.mathdoc.fr/item/05312520}
}
Ma, Ruyun; Luo, Hua; Gao, Chenghua. On nonresonance problems of second-order difference systems.. Advances in Difference Equations [electronic only], Tome 2008 (2008) . doi : 10.1155/2008/469815. http://gdmltest.u-ga.fr/item/05312520/