@article{DAN_1962_147_2_a39,
     author = {N. N. Sirota},
     title = {{\CYRP}{\cyri}{\cyrs}{\cyrsftsn}{\cyrm}{\cyro} {\cyrv}~{\cyrr}{\cyre}{\cyrd}{\cyra}{\cyrk}{\cyrc}{\cyri}{\cyryu}},
     journal = {Doklady Akademii Nauk},
     pages = {270},
     publisher = {mathdoc},
     volume = {147},
     number = {2},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_147_2_a39/}
}