@article{10_4064_fm_87_3_195_205,
     author = {{\CYRS}. {\CYRB}{\cyro}{\cyrg}{\cyra}{\cyrt}{\cyrery}{\cyrishrt} and {\CYRYU}. {\CYRS}{\cyrm}{\cyri}{\cyrr}{\cyrn}{\cyro}{\cyrv}},
     title = {{\CYRA}{\cyrp}{\cyrp}{\cyrr}{\cyro}{\cyrk}{\cyrs}{\cyri}{\cyrm}{\cyra}{\cyrc}{\cyri}{\cyrya} {\cyrp}{\cyro}{\cyrl}{\cyri}{\cyre}{\cyrd}{\cyrr}{\cyra}{\cyrm}{\cyri} {\cyri} {\cyrf}{\cyra}{\cyrk}{\cyrt}{\cyro}{\cyrr}{\cyri}{\cyrz}{\cyra}{\cyrc}{\cyri}{\cyro}{\cyrn}{\cyrn}{\cyrery}{\cyre} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyre}{\cyrm}{\cyrery} {\cyrd}{\cyrl}{\cyrya} {ANR} - {\cyrb}{\cyri}{\cyrk}{\cyro}{\cyrm}{\cyrp}{\cyra}{\cyrk}{\cyrt}{\cyro}{\cyrv}},
     journal = {Fundamenta Mathematicae},
     pages = {195--205},
     publisher = {mathdoc},
     volume = {87},
     number = {3},
     year = {1975},
     doi = {10.4064/fm-87-3-195-205},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-87-3-195-205/}
}