@article{DAN_1978_238_2_a18,
     author = {E. G. D'yakonov and M. Yu. Orekhov},
     title = {{\CYRP}{\cyro}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrk}{\cyri} {\cyrk} {\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} {``{\CYRO}} {\cyrm}{\cyri}{\cyrn}{\cyri}{\cyrm}{\cyri}{\cyrz}{\cyra}{\cyrc}{\cyri}{\cyri} {\cyrv}{\cyrery}{\cyrch}{\cyri}{\cyrs}{\cyrl}{\cyri}{\cyrt}{\cyre}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrishrt} {\cyrr}{\cyra}{\cyrb}{\cyro}{\cyrt}{\cyrery} {\cyrv} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyra}{\cyrh} {\cyrn}{\cyra} {\cyrs}{\cyro}{\cyrb}{\cyrs}{\cyrt}{\cyrv}{\cyre}{\cyrn}{\cyrn}{\cyrery}{\cyre} {\cyrz}{\cyrn}{\cyra}{\cyrch}{\cyre}{\cyrn}{\cyri}{\cyrya}'' 
},
     journal = {Doklady Akademii Nauk},
     pages = {264},
     publisher = {mathdoc},
     volume = {238},
     number = {2},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_238_2_a18/}
}