@article{MP_1938_1_13_a17,
     author = {I. E. Ogievetskii},
     title = {{\CYRP}{\cyri}{\cyrs}{\cyrsftsn}{\cyrm}{\cyro} {\cyrv} {\cyrr}{\cyre}{\cyrd}{\cyra}{\cyrk}{\cyrc}{\cyri}{\cyryu}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {78},
     year = {1938},
     volume = {Ser. 1, 13},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1938_1_13_a17/}
}