@article{DAN_1971_197_3_a20,
     author = {R. F. Polishchuk},
     title = {{\CYRP}{\cyro}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrk}{\cyri} {\cyrk} {\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} {``{\CYRO}} {\cyrk}{\cyrl}{\cyra}{\cyrs}{\cyrs}{\cyri}{\cyrf}{\cyri}{\cyrk}{\cyra}{\cyrc}{\cyri}{\cyri} {\cyrt}{\cyre}{\cyrn}{\cyrz}{\cyro}{\cyrr}{\cyra} {\cyrk}{\cyrr}{\cyri}{\cyrv}{\cyri}{\cyrz}{\cyrn}{\cyrery} {\cyrs} {\cyrp}{\cyro}{\cyrm}{\cyro}{\cyrshch}{\cyrsftsn}{\cyryu} {\cyrg}{\cyrl}{\cyra}{\cyrv}{\cyrn}{\cyrery}{\cyrh} {\cyrk}{\cyro}{\cyrn}{\cyrg}{\cyrr}{\cyru}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyrishrt}'' {({\CYRD}{\CYRA}{\CYRN},} {\cyrt}.~194, {\No~1,} 1970~{\cyrg}.)},
     journal = {Doklady Akademii Nauk},
     pages = {8},
     publisher = {mathdoc},
     volume = {197},
     number = {3},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1971_197_3_a20/}
}