%0 Journal Article %A Cemil Tunc %T Boundedness and periodicity of Fifth Order non-Linear Differential Equations %J Ευκλείδης Γ %D 1995 %P 55-69 %V 43 %U http://geodesic.mathdoc.fr/item/EUG_1995_43_a2/ %G gr %F EUG_1995_43_a2