@article{MP_2003_a14,
     author = {I. A. Ivanov},
     title = {{\CYRG}{\cyrl}{\cyra}{\cyrv}{\cyrn}{\cyrery}{\cyre} {\cyrn}{\cyra}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrv}{\cyre}{\cyrk}{\cyrt}{\cyro}{\cyrr}{\cyrn}{\cyrery}{\cyrh} {\cyrp}{\cyro}{\cyrs}{\cyrl}{\cyre}{\cyrd}{\cyro}{\cyrv}{\cyra}{\cyrt}{\cyre}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyre}{\cyrishrt} {\cyri} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyre}{\cyrm}{\cyra} {{\CYRL}{\cyre}{\cyrv}{\cyri}--{\CYRSH}{\cyrt}{\cyre}{\cyrishrt}{\cyrn}{\cyri}{\cyrc}{\cyra}}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {170--174},
     publisher = {mathdoc},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2003_a14/}
}