@article{05243052,
title = {Boundedness of solutions to fourth-order differential equation with oscillatory restoring and forcing terms.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {2007},
year = {2007},
zbl = {1141.34320},
language = {en},
url = {http://dml.mathdoc.fr/item/05243052}
}
Omeike, Mathew O. Boundedness of solutions to fourth-order differential equation with oscillatory restoring and forcing terms.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 2007 (2007) . http://gdmltest.u-ga.fr/item/05243052/