@article{KVANT_2020_1_a16, author = {A. Zilberman}, title = {{\CYRI}{\cyrs}{\cyrt}{\cyro}{\cyrch}{\cyrn}{\cyri}{\cyrk} {\cyrs} {\guillemotleft}{\cyro}{\cyrt}{\cyrr}{\cyri}{\cyrc}{\cyra}{\cyrt}{\cyre}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrm}{\guillemotright} }, journal = {Kvant}, pages = {40--42}, publisher = {mathdoc}, number = {1}, year = {2020}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2020_1_a16/} }