@misc{KVANT_2022_8_a8,
     title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2710-{\CYRM}2713,} {{\CYRF}2717-{\CYRF}2720}},
     journal = {Kvant},
     pages = {19--21},
     publisher = {mathdoc},
     number = {8},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2022_8_a8/}
}