%0 Journal Article %A James S.W. Wong %T Boundedness Theorems for Certain General Second Order Non-linear Differential Equations. %J Monatshefte für Mathematik %D 1967 %P 80-86 %V 71 %I mathdoc %U http://geodesic.mathdoc.fr/item/MOMA_1967__71_177369/ %F MOMA_1967__71_177369