@article{ZVMMF_1973_13_1_a23,
     author = {V. S. Godlevs'kii},
     title = {A certain estimate of the accuracy of the solution of certain systems of linear algebraic equations},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {233--237},
     year = {1973},
     volume = {13},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1973_13_1_a23/}
}