@misc{KVANT_2019_4_a18,
     title = {{\CYRO}{\cyrl}{\cyri}{\cyrm}{\cyrp}{\cyri}{\cyra}{\cyrd}{\cyra} {{\guillemotleft}{\CYRL}{\cyro}{\cyrm}{\cyro}{\cyrn}{\cyro}{\cyrs}{\cyro}{\cyrv}{\guillemotright}.} {{\CYRF}{\cyri}{\cyrz}{\cyri}{\cyrk}{\cyra}}},
     journal = {Kvant},
     pages = {60--64},
     publisher = {mathdoc},
     number = {4},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2019_4_a18/}
}