@article{TRSPY_1964_72_a10,
     author = {V. P. Orevkov},
     title = {On constructive mappings of a~circle into itself},
     journal = {Informatics and Automation},
     pages = {437--461},
     publisher = {mathdoc},
     volume = {72},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1964_72_a10/}
}