@misc{KVANT_2014_1_a30,
     title = {{\CYRP}{\cyro}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrk}{\cyra}},
     journal = {Kvant},
     pages = {38},
     publisher = {mathdoc},
     number = {1},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2014_1_a30/}
}