@article{MP_2013_a11,
     author = {D. Il'inskii and A. Kupavskii and A. Raigorodskii and A. Skopenkov},
     title = {{\CYRD}{\cyri}{\cyrs}{\cyrk}{\cyrr}{\cyre}{\cyrt}{\cyrn}{\cyrery}{\cyrishrt} {\cyra}{\cyrn}{\cyra}{\cyrl}{\cyri}{\cyrz} {\cyrd}{\cyrl}{\cyrya} {\cyrm}{\cyra}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrk}{\cyro}{\cyrv} {\cyri} {\cyrp}{\cyrr}{\cyro}{\cyrg}{\cyrr}{\cyra}{\cyrm}{\cyrm}{\cyri}{\cyrs}{\cyrt}{\cyro}{\cyrv} ({\cyrp}{\cyro}{\cyrd}{\cyrb}{\cyro}{\cyrr}{\cyrk}{\cyra} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch})},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {162--181},
     publisher = {mathdoc},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2013_a11/}
}