@misc{KVANT_2021_11_a27,
     title = {{\CYRS}{\cyrv}{\cyre}{\cyrt} {\cyri} {\cyrt}{\cyru}{\cyrm}{\cyra}{\cyrn}},
     journal = {Kvant},
     pages = {66},
     publisher = {mathdoc},
     number = {11},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2021_11_a27/}
}