@article{ETNA_2004__18__a4, author = {Bini, Dario A. and Daddi, Francesco and Gemignani, Luca}, title = {On the shifted {QR} iteration applied to companion matrices}, journal = {Electronic transactions on numerical analysis}, pages = {137--152}, publisher = {mathdoc}, volume = {18}, year = {2004}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ETNA_2004__18__a4/} }