@article{MP_2023_3_30_a12,
     author = {P. P. Ryabov},
     title = {{\CYRP}{\cyro}{\cyrd}{\cyrs}{\cyrch}{\cyryo}{\cyrt} {\cyrn}{\cyre}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrz}{\cyri}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyrery}{\cyrh} {\cyrt}{\cyrr}{\cyro}{\cyre}{\cyrk} {\cyrv} {\cyrm}{\cyre}{\cyrt}{\cyro}{\cyrd}{\cyre} {\cyrp}{\cyra}{\cyrr}{\cyrn}{\cyrery}{\cyrh} {\cyrs}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrishrt}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {157--164},
     year = {2023},
     volume = {Ser. 3, 30},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2023_3_30_a12/}
}