@misc{KVANT_2018_6_a16,
     title = {{\CYRG}{\cyrd}{\cyre} {\cyro}{\cyrsh}{\cyri}{\cyrb}{\cyrk}{\cyra}?},
     journal = {Kvant},
     pages = {39--43},
     publisher = {mathdoc},
     number = {6},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2018_6_a16/}
}