@article{10_4064_ap_39_1_239_254,
     author = {{\CYRP}. 3. {\CYRA}{\cyrg}{\cyrr}{\cyra}{\cyrn}{\cyro}{\cyrv}{\cyri}{\cyrch} and {\CYRL}. {\CYRI}. {\CYRR}{\cyro}{\cyrn}{\cyrk}{\cyri}{\cyrn}},
     title = {{\CYRO} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyrya}{\cyrh} {\cyrv}{\cyrp}{\cyro}{\cyrl}{\cyrn}{\cyre} {\cyrr}{\cyre}{\cyrg}{\cyru}{\cyrl}{\cyrya}{\cyrr}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyra} {\cyrm}{\cyrn}{\cyro}{\cyrg}{\cyri}{\cyrh} {\cyrp}{\cyre}{\cyrr}{\cyre}{\cyrm}{\cyre}{\cyrn}{\cyrn}{\cyrery}{\cyrh}},
     journal = {Annales Polonici Mathematici},
     pages = {239--254},
     publisher = {mathdoc},
     volume = {39},
     number = {1},
     year = {1981},
     doi = {10.4064/ap-39-1-239-254},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-39-1-239-254/}
}