@article{ZVMMF_1999_39_6_a0,
     author = {A. I. Perov},
     title = {Estimates for the elements of inverse matrices under the conditions of regularity criteria},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {867--875},
     publisher = {mathdoc},
     volume = {39},
     number = {6},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1999_39_6_a0/}
}