@article{IVM_1958_4_a8,
     author = {G. A. Zhirnova},
     title = {The approximation of functions by polynomials with integral coefficient},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {80--88},
     publisher = {mathdoc},
     number = {4},
     year = {1958},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1958_4_a8/}
}