@misc{MP_2016_3_20_a16, title = {{\CYRU}{\cyrk}{\cyra}{\cyrz}{\cyra}{\cyrt}{\cyre}{\cyrl}{\cyrsftsn} {\cyru}{\cyrs}{\cyrl}{\cyro}{\cyrv}{\cyri}{\cyrishrt}, {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrishrt} {\cyri} {\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyre}{\cyrishrt} {\cyrp}{\cyro} {\cyrm}{\cyro}{\cyrt}{\cyri}{\cyrv}{\cyra}{\cyrm} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch} {\cyri}{\cyrz} {{\guillemotleft}{\CYRM}{\cyra}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrg}{\cyro}} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrv}{\cyre}{\cyrshch}{\cyre}{\cyrn}{\cyri}{\cyrya}{\guillemotright}}, journal = {Matematicheskoe Prosveshchenie}, pages = {269--271}, year = {2016}, volume = {Ser. 3, 20}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MP_2016_3_20_a16/} }