@misc{KVANT_2011_2_a13,
     title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2214{\textendash}{\CYRM}2220,} {{\CYRF}2220{\textendash}{\CYRF}2227}},
     journal = {Kvant},
     pages = {27--28},
     publisher = {mathdoc},
     number = {2},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2011_2_a13/}
}