@article{MP_1957_a12,
     author = {B. A. 3algaller},
     title = {{\CYRO} {\cyrp}{\cyro}{\cyrd}{\cyrs}{\cyrt}{\cyra}{\cyrn}{\cyro}{\cyrv}{\cyrk}{\cyre} {\cyrk}{\cyro}{\cyrr}{\cyrn}{\cyrya} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrr}{\cyrya}{\cyrd}{\cyra} {\cyrv}~{\cyrd}{\cyrr}{\cyru}{\cyrg}{\cyro}{\cyrishrt}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {181--185},
     publisher = {mathdoc},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1957_a12/}
}