@article{MP_2020_3_25_a6,
     author = {S. B. Gashkov},
     title = {{\CYRR}{\cyre}{\cyrg}{\cyru}{\cyrl}{\cyrya}{\cyrr}{\cyrn}{\cyrery}{\cyre} {\cyrg}{\cyrr}{\cyra}{\cyrf}{\cyrery}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {79--109},
     year = {2020},
     volume = {Ser. 3, 25},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2020_3_25_a6/}
}