@article{ZVMMF_1973_13_2_a16,
     author = {V. S. Godlevs'kii and I. E. Efimov},
     title = {An attribute of matrices of monotonic form and uses of their properties},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {456--457},
     publisher = {mathdoc},
     volume = {13},
     number = {2},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1973_13_2_a16/}
}