FRANCIS, J. G. F. The QR Transformation A Unitary Analogue to the LR Transformation—Part 1. The Computer Journal. 1961-01-01, roč. 4, čís. 3, s. 265–271. Dostupné online [cit. 2025-01-05]. ISSN0010-4620. doi:10.1093/comjnl/4.3.265.
mathoverflow.net
Uniqueness of the reduced rank QR decomposition. MathOverflow [online]. [cit. 2025-01-06]. Dostupné online. (anglicky)
oup.com
academic.oup.com
FRANCIS, J. G. F. The QR Transformation A Unitary Analogue to the LR Transformation—Part 1. The Computer Journal. 1961-01-01, roč. 4, čís. 3, s. 265–271. Dostupné online [cit. 2025-01-05]. ISSN0010-4620. doi:10.1093/comjnl/4.3.265.
worldcat.org
FRANCIS, J. G. F. The QR Transformation A Unitary Analogue to the LR Transformation—Part 1. The Computer Journal. 1961-01-01, roč. 4, čís. 3, s. 265–271. Dostupné online [cit. 2025-01-05]. ISSN0010-4620. doi:10.1093/comjnl/4.3.265.