@article{MP_2005_a19,
     author = {R. M. Travkin},
     title = {{\CYRO} {\cyrp}{\cyro}{\cyrv}{\cyrt}{\cyro}{\cyrr}{\cyrya}{\cyryu}{\cyrshch}{\cyri}{\cyrh}{\cyrs}{\cyrya} {\cyrp}{\cyro}{\cyrd}{\cyrs}{\cyrl}{\cyro}{\cyrv}{\cyra}{\cyrh}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {189--193},
     publisher = {mathdoc},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2005_a19/}
}