@article{MT_1990_17_a0,
     author = {O. P. Kirilyuk},
     title = {Iterative refinement of a solution of systems of linear equations},
     journal = {Matemati\v{c}eskie trudy},
     pages = {5--18},
     publisher = {mathdoc},
     volume = {17},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_1990_17_a0/}
}