@article{etna_vol55_pp547-567,
  author  = {Dorota Šimonov\'a and Petr Tich\'{y}},
  title   = {When does the Lanczos algorithm compute exactly?},
  journal = {Electron. Trans. Numer. Anal.},
  volume  = {55},
  year    = {2022},
  pages   = {547--567},
  doi     = {10.1553/etna_vol55s547},
}