@article{VCHGU_2003_9_a11,
     author = {G. A. Sviridyuk and D. E. Shafranov},
     title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyra} {{\CYRK}{\cyro}{\cyrsh}{\cyri}} {\cyrd}{\cyrl}{\cyrya} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya}},
     journal = {Vestnik Chelyabinskogo Gosudarstvennogo Universiteta. Matematika, Mekhanika, Informatika},
     pages = {171--177},
     year = {2003},
     number = {9},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VCHGU_2003_9_a11/}
}