@misc{MP_1937_1_10_a12,
     title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {60},
     year = {1937},
     volume = {Ser. 1, 10},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1937_1_10_a12/}
}