@article{KVANT_2023_4_a2, author = {E. Butikov}, title = {{\CYRS}{\cyrv}{\cyrya}{\cyrz}{\cyra}{\cyrn}{\cyrn}{\cyrery}{\cyre} {\cyrm}{\cyra}{\cyrya}{\cyrt}{\cyrn}{\cyri}{\cyrk}{\cyri}}, journal = {Kvant}, pages = {37--39}, publisher = {mathdoc}, number = {4}, year = {2023}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2023_4_a2/} }