@article{KVANT_2017_12_a3,
     author = {V. V. Ptushenko},
     title = {{\guillemotleft}{\CYRI}{\cyrm}{\cyrp}{\cyrr}{\cyre}{\cyrs}{\cyrs}{\cyri}{\cyro}{\cyrn}{\cyri}{\cyrs}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyra}{\cyrya}{\guillemotright} {\cyrf}{\cyro}{\cyrt}{\cyro}{\cyrg}{\cyrr}{\cyra}{\cyrf}{\cyri}{\cyrya}},
     journal = {Kvant},
     pages = {30},
     publisher = {mathdoc},
     number = {12},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KVANT_2017_12_a3/}
}