@article{NUMA_1970__14_131945,
     author = {J.H. WILKINSON and R.S. MARTIN and G. PETERS},
     title = {Handbook {Series} {Linear} {Algebra.} {The} {Q} {R} {Algorithm} for {Real} {Hessenberg} {Matrices.}},
     journal = {Numerische Mathematik},
     pages = {219--231},
     publisher = {mathdoc},
     volume = {14},
     year = {1970},
     zbl = {0194.46901},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1970__14_131945/}
}