@misc{KVANT_2015_1_a23,
     title = {{\CYRD}{\cyrv}{\cyra} {\cyrg}{\cyrr}{\cyra}{\cyrf}{\cyra}},
     journal = {Kvant},
     pages = {58--59},
     publisher = {mathdoc},
     number = {1},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2015_1_a23/}
}