@article{DAN_1964_159_2_a40,
     author = {V. V. Petrov},
     title = {{\CYRP}{\cyro}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrk}{\cyri} {\cyrk}~{\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} {``{\CYRO}{\cyrd}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyro}{\cyrr}{\cyro}{\cyrn}{\cyrn}{\cyri}{\cyre}} {\cyrn}{\cyre}{\cyrr}{\cyra}{\cyrv}{\cyre}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra} {\cyrch}{\cyre}{\cyrb}{\cyrery}{\cyrsh}{\cyre}{\cyrv}{\cyrs}{\cyrk}{\cyro}{\cyrg}{\cyro} {\cyrt}{\cyri}{\cyrp}{\cyra}'' {({\CYRD}{\CYRA}{\CYRN},} {\cyrt}.~154, {\No~6,} 1964~{\cyrg}.)},
     journal = {Doklady Akademii Nauk},
     pages = {238},
     publisher = {mathdoc},
     volume = {159},
     number = {2},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1964_159_2_a40/}
}