%0 Journal Article %A Joseph Becker %T A Counterexample to Artin Approximation With Respect to Subrings. %J Mathematische Annalen %D 1977 %P 195-196 %V 230 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1977__230_163040/ %F MAN_1977__230_163040