@article{MP_2019_3_23_a12,
     author = {A. B. Skopenkov},
     title = {{\CYRP}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyro}{\cyre} {\cyrd}{\cyro}{\cyrk}{\cyra}{\cyrz}{\cyra}{\cyrt}{\cyre}{\cyrl}{\cyrsftsn}{\cyrs}{\cyrt}{\cyrv}{\cyro} {\cyri}{\cyrz}{\cyro}{\cyrp}{\cyre}{\cyrr}{\cyri}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrishrt} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyre}{\cyrm}{\cyrery}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {209--211},
     year = {2019},
     volume = {Ser. 3, 23},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2019_3_23_a12/}
}