@article{DAN_1967_174_2_a24, author = {L. N. Shevrin}, title = {{\CYRP}{\cyro}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrk}{\cyri} {\cyrk}~{\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} {``{\CYRO}} {\cyrp}{\cyro}{\cyrl}{\cyru}{\cyri}{\cyrz}{\cyro}{\cyrm}{\cyro}{\cyrr}{\cyrf}{\cyri}{\cyrz}{\cyrm}{\cyra}{\cyrh} {\cyri} {\cyrs}{\cyrt}{\cyrr}{\cyru}{\cyrk}{\cyrt}{\cyru}{\cyrr}{\cyrn}{\cyrery}{\cyrh} {\cyri}{\cyrz}{\cyro}{\cyrm}{\cyro}{\cyrr}{\cyrf}{\cyri}{\cyrz}{\cyrm}{\cyra}{\cyrh} {\cyrp}{\cyro}{\cyrl}{\cyru}{\cyrg}{\cyrr}{\cyru}{\cyrp}{\cyrp} {\cyrs} {\cyrz}{\cyra}{\cyrk}{\cyro}{\cyrn}{\cyro}{\cyrm} {\cyrs}{\cyro}{\cyrk}{\cyrr}{\cyra}{\cyrshch}{\cyre}{\cyrn}{\cyri}{\cyrya}'' {({\CYRD}{\CYRA}{\CYRN},} {\cyrt}.~171, {\No~2)}}, journal = {Doklady Akademii Nauk}, pages = {349}, publisher = {mathdoc}, volume = {174}, number = {2}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1967_174_2_a24/} }