%0 Journal Article %A Lubinsky, D.S. %T Bernstein's weighted approximation on $\Bbb R$ still has problems %J Electronic transactions on numerical analysis %D 2006 %P 166-177 %V 25 %I mathdoc %U http://geodesic.mathdoc.fr/item/ETNA_2006__25__a20/ %G en %F ETNA_2006__25__a20