@article{10_4064_fm_84_3_209_228,
     author = {{\CYRS}. {\CYRB}{\cyro}{\cyrg}{\cyra}{\cyrt}{\cyrery}{\cyrishrt}},
     title = {{\CYRO} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyre}{\cyrm}{\cyre} {{\CYRV}{\cyri}{\cyre}{\cyrt}{\cyro}{\cyrr}{\cyri}{\cyrs}{\cyra}} {\cyrv} {\cyrk}{\cyra}{\cyrt}{\cyre}{\cyrg}{\cyro}{\cyrr}{\cyri}{\cyri} {\cyrg}{\cyro}{\cyrm}{\cyro}{\cyrt}{\cyro}{\cyrp}{\cyri}{\cyrishrt} {\cyri} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrishrt} {\cyrp}{\cyrr}{\cyro}{\cyrb}{\cyrl}{\cyre}{\cyrm}{\cyre} {{\CYRB}{\cyro}{\cyrr}{\cyrs}{\cyru}{\cyrk}{\cyra}}},
     journal = {Fundamenta Mathematicae},
     pages = {209--228},
     publisher = {mathdoc},
     volume = {84},
     number = {3},
     year = {1974},
     doi = {10.4064/fm-84-3-209-228},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-84-3-209-228/}
}