%0 Journal Article %A R.D. RIESS %A L.W. JOHNSON %T Estimates for En (xn+2m) (Short Communication) %J Aequationes mathematicae %D 1971 %P 323-323 %V 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1971__7_136264/ %F AM2_1971__7_136264