@article{TSP_2023_33_33_a12, author = {N. L. Poliakov and M. V. Shamolin}, title = {{\CYRO}{\cyrb} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrm} {\cyrk}{\cyrl}{\cyra}{\cyrs}{\cyrs}{\cyre} {\cyrn}{\cyre}{\cyrl}{\cyro}{\cyrk}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyri}{\cyrl} {\cyra}{\cyrg}{\cyrr}{\cyre}{\cyrg}{\cyri}{\cyrr}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyrya}}, journal = {Trudy Seminara im. I.G. Petrovskogo}, pages = {271--288}, publisher = {mathdoc}, volume = {33}, number = {33}, year = {2023}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TSP_2023_33_33_a12/} }