@article{KVANT_2020_1_a1,
     author = {Ya. Smorodinskii},
     title = {{\CYRR}{\cyra}{\cyrs}{\cyrs}{\cyrk}{\cyra}{\cyrz} {\cyro} {\cyrk}{\cyrv}{\cyra}{\cyrn}{\cyrt}{\cyre}},
     journal = {Kvant},
     pages = {4--12},
     publisher = {mathdoc},
     number = {1},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2020_1_a1/}
}