@article{DAN_1976_231_2_a19,
     author = {L. A. Levin},
     title = {{\CYRP}{\cyro}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrk}{\cyri} {\cyrk} {\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} {{\textquotedblleft}{\CYRR}{\cyra}{\cyrv}{\cyrn}{\cyro}{\cyrm}{\cyre}{\cyrr}{\cyrn}{\cyrery}{\cyre}} {\cyrt}{\cyre}{\cyrs}{\cyrt}{\cyrery} {\cyrs}{\cyrl}{\cyru}{\cyrch}{\cyra}{\cyrishrt}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri}{\textquotedblright} {({\CYRD}{\CYRA}{\CYRN},} {\cyrt}.~227, ~1, 1976~{\cyrg}.)},
     journal = {Doklady Akademii Nauk},
     pages = {264},
     year = {1976},
     volume = {231},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_231_2_a19/}
}