@article{05372491, title = {Comparative vibration analysis of a parametrically nonlinear excited oscillator using HPM and numerical method.}, journal = {Mathematical Problems in Engineering}, volume = {2008}, year = {2008}, doi = {10.1155/2008/956170}, zbl = {1152.70012}, language = {en}, url = {http://dml.mathdoc.fr/item/05372491} }
Khatami, I.; Pashai, M.H.; Tolou, N. Comparative vibration analysis of a parametrically nonlinear excited oscillator using HPM and numerical method.. Mathematical Problems in Engineering, Tome 2008 (2008) . doi : 10.1155/2008/956170. http://gdmltest.u-ga.fr/item/05372491/