%0 Journal Article %A Andrew Vogt %T A sufficient condition for a group of homeomorphisms to be affine. %J Semigroup forum %D 1988 %P 343-350 %V 37 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1988__37_1_134936/ %F SF_1988__37_1_134936