@article{VCHGU_2002_6_a19,
     author = {S. A. Rudakov and M. L. Sukhorukova},
     title = {{\CYRN}{\cyre}{\cyrk}{\cyro}{\cyrr}{\cyrr}{\cyre}{\cyrk}{\cyrt}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyrsftsn} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri}
},
     journal = {Vestnik Chelyabinskogo Gosudarstvennogo Universiteta. Matematika, Mekhanika, Informatika},
     pages = {169--176},
     publisher = {mathdoc},
     number = {6},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VCHGU_2002_6_a19/}
}