@article{MP_2009_a9,
     author = {V. A. Gurvich},
     title = {{\CYRM}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyre} {\cyri} {\cyru}{\cyrl}{\cyrsftsn}{\cyrt}{\cyrr}{\cyra}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyre} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra} {\cyrs}{\cyro}{\cyrp}{\cyrr}{\cyro}{\cyrt}{\cyri}{\cyrv}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyrishrt}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {134--141},
     publisher = {mathdoc},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2009_a9/}
}