@article{ZVMMF_1972_12_5_a15,
     author = {V. V. Gorskii and V. N. Kuz'min},
     title = {An estimate of the accuracy of the approximation of the derivatives in the case of nonuniform partitioning of the domain of the definition of the function},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1304--1307},
     publisher = {mathdoc},
     volume = {12},
     number = {5},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1972_12_5_a15/}
}