%0 Journal Article %A A. N. Malyshev %T Iterative refinement of a solution by the method of least squares for systems of linear equations %J Matematičeskie trudy %D 1994 %P 77-90 %V 26 %I mathdoc %U http://geodesic.mathdoc.fr/item/MT_1994_26_a3/ %G ru %F MT_1994_26_a3