@article{ZVMMF_1961_1_3_a1,
     author = {D. Faddeieff and V. N. Faddeeva},
     title = {On ill-conditioned systems of linear equations},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {412--417},
     publisher = {mathdoc},
     volume = {1},
     number = {3},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1961_1_3_a1/}
}