@article{PIM_1978_N_S_23_37_a1,
     author = {{\CYRD}. {\CYRD}. {\CYRB}{\cyra}{\cyrishrt}{\cyrn}{\cyro}{\cyrv} and {\CYRS}. {\CYRD}. {\CYRM}{\cyri}{\cyrl}{\cyru}{\cyrsh}{\cyre}{\cyrv}{\cyra}},
     title = {{\CYRO}{\cyrb}{\cyro}{\cyrs}{\cyrn}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyre} {{\CYRM}{\cyre}{\cyrt}{\cyro}{\cyrd}{\cyra}} {{\CYRU}{\cyrs}{\cyrr}{\cyre}{\cyrd}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya}} {{\CYRD}{\cyrl}{\cyrya}} {{\CYRO}{\cyrd}{\cyrn}{\cyro}{\cyrg}{\cyro}} {{\CYRK}{\cyrl}{\cyra}{\cyrs}{\cyrs}{\cyra}} {{\CYRI}{\cyrn}{\cyrt}{\cyre}{\cyrg}{\cyrr}{\cyro}-{\CYRD}{\cyri}{\cyrf}{\cyrf}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh}} {{\CYRU}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrishrt}} {{\CYRS}{\cyrt}{\cyra}{\cyrn}{\cyrd}{\cyra}{\cyrr}{\cyrt}{\cyrn}{\cyro}{\cyrg}{\cyro}} {{\CYRV}{\cyri}{\cyrd}{\cyra}} {{\CYRS}} {{\CYRI}{\cyrm}{\cyrp}{\cyru}{\cyrl}{\cyrsftsn}{\cyrs}{\cyra}{\cyrm}{\cyri}}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {9 },
     publisher = {mathdoc},
     volume = {_N_S_23},
     number = {37},
     year = {1978},
     url = {http://geodesic.mathdoc.fr/item/PIM_1978_N_S_23_37_a1/}
}