@article{TRSPY_1951_37_a0,
     author = {S. N. Mergelyan},
     title = {Certain questions of the constructive theory of functions},
     journal = {Informatics and Automation},
     pages = {3--91},
     publisher = {mathdoc},
     volume = {37},
     year = {1951},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1951_37_a0/}
}