@article{GDZPPN001185365,
title = {QMR: a quasi-minimal residual method for non-Hermitian linear systems.},
journal = {Numerische Mathematik},
volume = {59},
year = {1991},
pages = {315-340},
zbl = {0754.65034},
url = {http://dml.mathdoc.fr/item/GDZPPN001185365}
}
Freund, Roland W.; Nachtigall, N.M. QMR: a quasi-minimal residual method for non-Hermitian linear systems.. Numerische Mathematik, Tome 59 (1991) pp. 315-340. http://gdmltest.u-ga.fr/item/GDZPPN001185365/