@article{MP_2005_a13,
     author = {V. V. Prasolov and M. B. Skopenkov},
     title = {{\CYRR}{\cyra}{\cyrm}{\cyrs}{\cyre}{\cyre}{\cyrv}{\cyrs}{\cyrk}{\cyra}{\cyrya} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyri}{\cyrya} {\cyru}{\cyrz}{\cyrl}{\cyro}{\cyrv} {\cyri} {\cyrz}{\cyra}{\cyrc}{\cyre}{\cyrp}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyrishrt}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {108--115},
     publisher = {mathdoc},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2005_a13/}
}