%0 Journal Article %A Baratchart, L. %T A remark on uniqueness of best rational approximants of degree 1 in $L^2$ of the circle %J Electronic transactions on numerical analysis %D 2006 %P 54-66 %V 25 %I mathdoc %U http://geodesic.mathdoc.fr/item/ETNA_2006__25__a28/ %G en %F ETNA_2006__25__a28