@article{IVM_1960_6_a7,
     author = {A. A. Gonchar},
     title = {Best approximations of measurable functions by rational functions and polynomials},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {74--81},
     publisher = {mathdoc},
     number = {6},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1960_6_a7/}
}