@article{etna_vol54_pp370-391, author = {Murat Manguoğlu and Volker Mehrmann}, title = {A two-level iterative scheme for general sparse linear systems based on approximate skew-symmetrizers}, journal = {Electron. Trans. Numer. Anal.}, volume = {54}, year = {2021}, pages = {370--391}, doi = {10.1553/etna_vol54s370}, }