@article{ETNA_2009__35__a7,
     author = {Frederix,  K. and Gemignani,  L. and Van Barel,  M.},
     title = {On the fast reduction of symmetric rationally generated {Toeplitz} matrices to tridiagonal form},
     journal = {Electronic transactions on numerical analysis},
     pages = {129--147},
     year = {2009},
     volume = {35},
     zbl = {1188.65042},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2009__35__a7/}
}