@article{MP_1934_1_1_a12, author = {I. I. Chistyakov}, title = {{\CYRA}.~{\CYRK}{\cyri}{\cyrs}{\cyre}{\cyrl}{\cyre}{\cyrv}. {{\CYRA}{\cyrl}{\cyrg}{\cyre}{\cyrb}{\cyrr}{\cyra}.} {{\CYRU}{\cyrch}{\cyre}{\cyrb}{\cyrn}{\cyri}{\cyrk}} {\cyrd}{\cyrl}{\cyrya} {\cyrs}{\cyrr}{\cyre}{\cyrd}{\cyrn}{\cyre}{\cyrishrt} {\cyrsh}{\cyrk}{\cyro}{\cyrl}{\cyrery}, {{\cyrch}.~I}}, journal = {Matematicheskoe Prosveshchenie}, pages = {70--72}, year = {1934}, volume = {Ser. 1, 1}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MP_1934_1_1_a12/} }