@article{KVANT_2015_2_a7, author = {L. Steyngarts}, title = {{\CYRR}{\cyre}{\cyrb}{\cyru}{\cyrs}{\cyrery} {\cyrp}{\cyrr}{\cyro} {{\guillemotleft}{\CYRK}{\cyrv}{\cyra}{\cyrn}{\cyrt}{\guillemotright}}}, journal = {Kvant}, pages = {25}, publisher = {mathdoc}, number = {2}, year = {2015}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2015_2_a7/} }