%0 Journal Article %A Chris Impens %T Real functions as traces of Infinte polynomials. %J Mathematische Annalen %D 1989 %P 63-74 %V 284 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1989__284_4_164540/ %F MAN_1989__284_4_164540