%0 Journal Article %A Mizeal, Ahmed Abbas %A Hussain, Mudhir A. Abdul %T Two-mode bifurcation in solution of a perturbed nonlinear fourth order differential equation %J Archivum mathematicum %D 2012 %P 27-37 %V 48 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.5817/AM2012-1-27/ %R 10.5817/AM2012-1-27 %G en %F 10_5817_AM2012_1_27