@misc{KVANT_2007_4_a13,
     title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2051{\textendash}{\CYRM}2055,} {{\CYRF}2058{\textendash}{\CYRF}2062}},
     journal = {Kvant},
     pages = {17--18},
     publisher = {mathdoc},
     number = {4},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2007_4_a13/}
}