@article{MP_2022_a1,
     author = {N. H. Agakhanov and I. I. Bogdanov and T. G. Gdalina and P. A. Kozhevnikov and M. J. Pratussevitch and K. A. Sukhov},
     title = {{\CYRM}{\cyre}{\cyrzh}{\cyrd}{\cyru}{\cyrn}{\cyra}{\cyrr}{\cyro}{\cyrd}{\cyrn}{\cyrery}{\cyre} {\cyrm}{\cyra}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyre} {\cyro}{\cyrl}{\cyri}{\cyrm}{\cyrp}{\cyri}{\cyra}{\cyrd}{\cyrery} {IMO2020} {\cyri} {IMO2021} {({\CYRS}{\cyra}{\cyrn}{\cyrk}{\cyrt}-{\CYRP}{\cyre}{\cyrt}{\cyre}{\cyrr}{\cyrb}{\cyru}{\cyrr}{\cyrg})}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {63--77},
     publisher = {mathdoc},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2022_a1/}
}