@article{etna_vol35_pp129-147,
  author  = {K. Frederix and L. Gemignani and M. Van Barel},
  title   = {On the fast reduction of symmetric rationally generated Toeplitz matrices to tridiagonal form},
  journal = {Electron. Trans. Numer. Anal.},
  volume  = {35},
  year    = {2009},
  pages   = {129--147},
}