%0 Journal Article %A Jones, John jr. %T On some third order non-linear differential equations %J Portugaliae mathematica %D 1955 %P 95-98 %V 14 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1955__14_3_114757/ %G en %F PORMA_1955__14_3_114757