@article{MP_2022_a16,
     author = {I. I. Frolov},
     title = {{\CYRO} {\cyrch}{\cyre}{\cyrt}{\cyrery}{\cyrr}{\cyryo}{\cyrh} {\cyrc}{\cyre}{\cyrn}{\cyrt}{\cyrr}{\cyra}{\cyrh} {\cyrv}{\cyrp}{\cyri}{\cyrs}{\cyra}{\cyrn}{\cyrn}{\cyrery}{\cyrh} {\cyro}{\cyrk}{\cyrr}{\cyru}{\cyrzh}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyre}{\cyrishrt}
},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {232--238},
     publisher = {mathdoc},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2022_a16/}
}