@article{PIM_1968_N_S_08_22_a7,
     author = {{\CYRV}. {\CYRA}. {\CYRV}{\cyru}{\cyrishrt}{\cyri}{\cyrch}{\cyri}{\cyrch}},
     title = {{\CYRK}{\cyrr}{\cyri}{\cyrt}{\cyre}{\cyrr}{\cyri}{\cyrishrt} {{\CYRO}{\cyrb}} {{\CYRU}{\cyrs}{\cyrt}{\cyro}{\cyrishrt}{\cyrch}{\cyri}{\cyrv}{\cyro}{\cyrs}{\cyrt}{\cyri}} {{\CYRS}{\cyro}{\cyrs}{\cyrt}{\cyro}{\cyrya}{\cyrn}{\cyri}{\cyrya}} {{\CYRR}{\cyra}{\cyrv}{\cyrn}{\cyro}{\cyrv}{\cyre}{\cyrs}{\cyri}{\cyrya}} {{\CYRS}{\cyri}{\cyrs}{\cyrt}{\cyre}{\cyrm}{\cyrery}} {{\CYRD}{\cyri}{\cyrn}{\cyra}{\cyrm}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh}} {{\CYRT}{\cyro}{\cyrch}{\cyre}{\cyrk}}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {69 },
     publisher = {mathdoc},
     volume = {_N_S_08},
     number = {22},
     year = {1968},
     url = {http://geodesic.mathdoc.fr/item/PIM_1968_N_S_08_22_a7/}
}