TY - JOUR AU - James S.W. Wong TI - Boundedness Theorems for Certain General Second Order Non-linear Differential Equations. JO - Monatshefte für Mathematik PY - 1967 SP - 80 EP - 86 VL - 71 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MOMA_1967__71_177369/ ID - MOMA_1967__71_177369 ER -