@misc{MP_1959_2_4_a31,
     title = {{\CYRR}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {253--270},
     year = {1959},
     volume = {Ser. 2, 4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1959_2_4_a31/}
}