@article{01893806,
title = {On error estimation in the conjugate gradient method and why it works in finite precision computations.},
journal = {ETNA. Electronic Transactions on Numerical Analysis [electronic only]},
volume = {13},
year = {2002},
pages = {56-80},
zbl = {1026.65027},
language = {en},
url = {http://dml.mathdoc.fr/item/01893806}
}
Strakoš, Zdeněk; Tichý, Petr. On error estimation in the conjugate gradient method and why it works in finite precision computations.. ETNA. Electronic Transactions on Numerical Analysis [electronic only], Tome 13 (2002) pp. 56-80. http://gdmltest.u-ga.fr/item/01893806/