%0 Journal Article %A Bini, Dario A. %A Daddi, Francesco %A Gemignani, Luca %T On the shifted QR iteration applied to companion matrices %J Electronic transactions on numerical analysis %D 2004 %P 137-152 %V 18 %I mathdoc %U http://geodesic.mathdoc.fr/item/ETNA_2004__18__a4/ %G en %F ETNA_2004__18__a4