@article{KVANT_2019_6_a7,
     author = {V. Dorofeev},
     title = {{\CYRN}{\cyra}{\cyrm} {\cyrp}{\cyri}{\cyrsh}{\cyru}{\cyrt}},
     journal = {Kvant},
     pages = {32},
     publisher = {mathdoc},
     number = {6},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2019_6_a7/}
}