@misc{MP_1997_3_1_a16,
     title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyrn}{\cyrery}{\cyrishrt} {\cyrr}{\cyra}{\cyrz}{\cyrd}{\cyre}{\cyrl}. {{\CYRU}{\cyrs}{\cyrl}{\cyro}{\cyrv}{\cyri}{\cyrya}} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {192--194},
     year = {1997},
     volume = {Ser. 3, 1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1997_3_1_a16/}
}