Parlett, Beresford N.; Gutknecht, Martin H. (2011), «From qd to LR, or, how were the qd and LR algorithms discovered?», IMA Journal of Numerical Analysis31: 741-754, ISSN0272-4979, doi:10.1093/imanum/drq003.
Parlett, Beresford N.; Gutknecht, Martin H. (2011), «From qd to LR, or, how were the qd and LR algorithms discovered?», IMA Journal of Numerical Analysis31: 741-754, ISSN0272-4979, doi:10.1093/imanum/drq003.
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