%0 Journal Article %A Marija Kujumdzieva-Nikoloska %A Jordanka Mitevska %T Conditions of existence quasiperiodic solutions for some nonlinear differential equations of second order and third power %J Kragujevac Journal of Mathematics %D 2005 %P 215 - 224 %V 28 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/KJM_2005_28_1_a17/ %F KJM_2005_28_1_a17