@misc{KVANT_2011_2_a19,
     title = {{\CYRI}{\cyrn}{\cyrf}{\cyro}{\cyrr}{\cyrm}{\cyra}{\cyrc}{\cyri}{\cyrya}},
     journal = {Kvant},
     pages = {31},
     publisher = {mathdoc},
     number = {2},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2011_2_a19/}
}