@article{DAN_1978_239_6_a19,
     author = {A. D. Koshelev},
     title = {{\CYRP}{\cyro}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrk}{\cyri} {\cyrk} {\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} {``{\CYRO}{\cyrb}} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrm} {\cyrp}{\cyrr}{\cyri}{\cyrl}{\cyro}{\cyrzh}{\cyre}{\cyrn}{\cyri}{\cyri} {\cyrp}{\cyro}{\cyrl}{\cyri}{\cyrg}{\cyra}{\cyrr}{\cyrm}{\cyro}{\cyrn}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyrishrt} {\cyrv} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyri}{\cyri} {\cyru}{\cyrp}{\cyrr}{\cyru}{\cyrg}{\cyro}{\cyrs}{\cyrt}{\cyri}'' {({\CYRD}{\CYRA}{\CYRN},} {\cyrt}.~233, {\No~3,} 1977~{\cyrg}.)},
     journal = {Doklady Akademii Nauk},
     pages = {1272},
     publisher = {mathdoc},
     volume = {239},
     number = {6},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_239_6_a19/}
}