@article{KVANT_2018_5_a3, author = {L. A. Ashkinazi}, title = {{\CYRN}{\cyra} {\cyrt}{\cyro}{\cyrm} {\cyrs}{\cyrt}{\cyro}{\cyri}{\cyrm}!}, journal = {Kvant}, pages = {26--30}, publisher = {mathdoc}, number = {5}, year = {2018}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2018_5_a3/} }