%0 Journal Article %A Cemil Tunc %T Boundedness and periodicity of Fifth Order non-Linear Differential Equations %J Μαθηματική Επιθεώρηση %D 1995 %P 55-69 %V 43 %I mathdoc %U http://geodesic.mathdoc.fr/item/MR_1995__43_a2/ %G gr %F MR_1995__43_a2