@article{KVANT_2020_1_a5,
     author = {A. Sosinskii},
     title = {{\CYRB}{\cyre}{\cyrs}{\cyre}{\cyrd}{\cyra} {\cyrs} {{\CYRA}{\cyrn}{\cyrd}{\cyrr}{\cyre}{\cyre}{\cyrm}
}},
     journal = {Kvant},
     pages = {43--45},
     publisher = {mathdoc},
     number = {1},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2020_1_a5/}
}