%0 Journal Article %A Onuchic, Nelson %T The existence of solutions bounded in the future of systems of ordinary differential equations %J Portugaliae mathematica %D 1962 %P 37-40 %V 21 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1962__21_1_114872/ %G en %F PORMA_1962__21_1_114872