@article{TM_1984_166_a4,
     author = {A. A. Gonchar},
     title = {The rate of rational approximation of analytic functions},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {52--60},
     year = {1984},
     volume = {166},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1984_166_a4/}
}