@article{GDZPPN001168398,
title = {Handbook Series Linear Algebra. The Q R Algorithm for Real Hessenberg Matrices.},
journal = {Numerische Mathematik},
volume = {15},
year = {1970},
pages = {219-231},
zbl = {0194.46901},
url = {http://dml.mathdoc.fr/item/GDZPPN001168398}
}
WILKINSON, J.H.; MARTIN, R.S.; PETERS, G. Handbook Series Linear Algebra. The Q R Algorithm for Real Hessenberg Matrices.. Numerische Mathematik, Tome 15 (1970) pp. 219-231. http://gdmltest.u-ga.fr/item/GDZPPN001168398/