%0 Journal Article %A Newman, H. A. %T On the ultimate boundedness of the solutions of certain differential equations %J Compositio Mathematica %D 1951 %P 142-156 %V 8 %I Kraus Reprint %U http://www.numdam.org/item/CM_1951__8__142_0/ %G en %F CM_1951__8__142_0