@misc{MP_1938_1_13_a10,
     title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {59},
     year = {1938},
     volume = {Ser. 1, 13},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1938_1_13_a10/}
}