@article{05002723,
title = {Boundedness of solutions to fourth-order differential equations with oscillatory restoring and forcing terms.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {2006},
year = {2006},
zbl = {1093.34526},
language = {en},
url = {http://dml.mathdoc.fr/item/05002723}
}
Ogundare, Babatunde S. Boundedness of solutions to fourth-order differential equations with oscillatory restoring and forcing terms.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 2006 (2006) . http://gdmltest.u-ga.fr/item/05002723/