@article{MP_2021_3_28_a5,
     author = {J. Conway and M. S. Paterson},
     title = {{\CYRK}{\cyra}{\cyrv}{\cyre}{\cyrr}{\cyrz}{\cyrn}{\cyra}{\cyrya} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyra}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {88--96},
     year = {2021},
     volume = {Ser. 3, 28},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2021_3_28_a5/}
}