@article{KVANT_2023_2_a20,
     author = {E. Epifanov},
     title = {{\CYRB}{\cyru}{\cyrt}{\cyrery}{\cyrl}{\cyro}{\cyrch}{\cyrn}{\cyro}{\cyre} {\cyrg}{\cyro}{\cyrr}{\cyrl}{\cyrery}{\cyrsh}{\cyrk}{\cyro}},
     journal = {Kvant},
     pages = {1},
     publisher = {mathdoc},
     number = {2},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2023_2_a20/}
}