@article{KVANT_2011_3_a23, author = {E. Gik}, title = {{\CYRG}{\cyro}{\cyrd} {{\CYRM}{\cyri}{\cyrh}{\cyra}{\cyri}{\cyrl}{\cyra}} {{\CYRB}{\cyro}{\cyrt}{\cyrv}{\cyri}{\cyrn}{\cyrn}{\cyri}{\cyrk}{\cyra}}}, journal = {Kvant}, pages = {63}, publisher = {mathdoc}, number = {3}, year = {2011}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2011_3_a23/} }