@article{MP_2007_a13,
     author = {A. A. Oshemkov and A. B. Skopenkov},
     title = {{\CYRS}{\cyrt}{\cyru}{\cyrd}{\cyre}{\cyrn}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyre} {\cyro}{\cyrl}{\cyri}{\cyrm}{\cyrp}{\cyri}{\cyra}{\cyrd}{\cyrery} {\cyrp}{\cyro} {\cyrg}{\cyre}{\cyro}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyri} {\cyri} {\cyrt}{\cyro}{\cyrp}{\cyro}{\cyrl}{\cyro}{\cyrg}{\cyri}{\cyri}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {131--140},
     publisher = {mathdoc},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2007_a13/}
}