@article{KVANT_2020_11_a4,
     author = {R. Korkin},
     title = {{\CYRK}{\cyra}{\cyrp}{\cyrl}{\cyrya} {\cyrd}{\cyro}{\cyrzh}{\cyrd}{\cyrya}},
     journal = {Kvant},
     pages = {34--37},
     publisher = {mathdoc},
     number = {11},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2020_11_a4/}
}