@article{MP_2020_3_25_a3, author = {A. B. Sosinskii}, title = {{\CYRO}{\cyrb} {\cyrerev}{\cyrk}{\cyrv}{\cyri}{\cyrv}{\cyra}{\cyrl}{\cyre}{\cyrn}{\cyrt}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyrt}{\cyrr}{\cyryo}{\cyrh} {\cyrm}{\cyro}{\cyrd}{\cyre}{\cyrl}{\cyre}{\cyrishrt}}, journal = {Matematicheskoe Prosveshchenie}, pages = {38--47}, year = {2020}, volume = {Ser. 3, 25}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MP_2020_3_25_a3/} }