@article{MP_1936_1_8_a4,
     author = {N. A. Izvolskii},
     title = {{\CYRO} {\cyrp}{\cyra}{\cyrr}{\cyra}{\cyrb}{\cyro}{\cyrl}{\cyra}{\cyrh}, {\cyrv}{\cyrp}{\cyri}{\cyrs}{\cyra}{\cyrn}{\cyrn}{\cyrery}{\cyrh} {\cyrv}~{\cyrt}{\cyrr}{\cyre}{\cyru}{\cyrg}{\cyro}{\cyrl}{\cyrsftsn}{\cyrn}{\cyri}{\cyrk}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {29--38},
     year = {1936},
     volume = {Ser. 1, 8},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1936_1_8_a4/}
}