@misc{KVANT_2009_1_a35,
     title = {{\CYRR}{\cyra}{\cyrz}{\cyrv}{\cyre}{\cyrr}{\cyrt}{\cyrk}{\cyra}~$\displaystyle=},
     journal = {Kvant},
     pages = {1},
     year = {2009},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2009_1_a35/}
}