@article{DM_2008_20_1_a12,
     author = {M. A. Cherepnev},
     title = {A block algorithm of {Lanczos} type for solving sparse systems of linear equations},
     journal = {Diskretnaya Matematika},
     pages = {145--150},
     publisher = {mathdoc},
     volume = {20},
     number = {1},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_2008_20_1_a12/}
}