@article{MP_2019_3_24_a13,
     author = {A. Yu. Evnin},
     title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyra} {\cyro} {\cyrl}{\cyrya}{\cyrg}{\cyru}{\cyrsh}{\cyrk}{\cyre}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {168--174},
     year = {2019},
     volume = {Ser. 3, 24},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2019_3_24_a13/}
}