@article{MP_2020_3_26_a9,
     author = {I. R. Vysotsky},
     title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyra} {\cyrk}{\cyro}{\cyrl}{\cyrl}{\cyre}{\cyrk}{\cyrc}{\cyri}{\cyro}{\cyrn}{\cyre}{\cyrr}{\cyra}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {198--220},
     year = {2020},
     volume = {Ser. 3, 26},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2020_3_26_a9/}
}