@article{MP_1937_1_10_a3,
     author = {A. Ya. Grausman},
     title = {{\CYRK}{\cyrv}{\cyra}{\cyrd}{\cyrr}{\cyra}{\cyrt} {{\CYREREV}{\cyrishrt}{\cyrl}{\cyre}{\cyrr}{\cyra}}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {12--16},
     year = {1937},
     volume = {Ser. 1, 10},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1937_1_10_a3/}
}