@article{DAN_1960_132_3_a42,
     author = {B. M. Gimmelfarb and N. A. Krasil'nikov and A. M. Tushina},
     title = {{\CYRP}{\cyro}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrk}{\cyri} {\cyrk}~{\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} {``{\CYRK}{\cyrl}{\cyra}{\cyrs}{\cyrs}{\cyri}{\cyrf}{\cyri}{\cyrk}{\cyra}{\cyrc}{\cyri}{\cyrya}} {\cyrf}{\cyro}{\cyrs}{\cyrf}{\cyro}{\cyrr}{\cyri}{\cyrt}{\cyro}{\cyrv}'' {({\CYRD}{\CYRA}{\CYRN},} {\cyrt}.~128, {\No~6,} 1959~{\cyrg}.)},
     journal = {Doklady Akademii Nauk},
     pages = {494},
     publisher = {mathdoc},
     volume = {132},
     number = {3},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1960_132_3_a42/}
}