@article{MP_2020_3_25_a9,
     author = {I. R. Vysotsky},
     title = {{\CYRS}{\cyri}{\cyrm}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyrz}{\cyra}{\cyrc}{\cyri}{\cyrya} {\cyri}{\cyrg}{\cyrr}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrishrt} {\cyrk}{\cyro}{\cyrs}{\cyrt}{\cyri}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {134--141},
     year = {2020},
     volume = {Ser. 3, 25},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2020_3_25_a9/}
}