The QR Transformation A Unitary Analogue to the LR Transformation - Part 1. - J. G. F. Francis (Comput. J., 1961)

The Reduction of a Matrix to Codiagonal Form by Eliminations. - Christopher S. Strachey; J. G. F. Francis (Comput. J., 1961)

The QR Transformation - Part 2. - J. G. F. Francis (Comput. J., 1962)