@article{VCHGU_2003_7_a15,
     author = {Ya. M. Sevast'yanov and V. P. Tanana},
     title = {{\CYRO}{\cyrp}{\cyrt}{\cyri}{\cyrm}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyre} {\cyrm}{\cyre}{\cyrt}{\cyro}{\cyrd}{\cyrery} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrl}{\cyri}{\cyrn}{\cyre}{\cyrishrt}{\cyrn}{\cyrery}{\cyrh} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrishrt} {\cyrp}{\cyre}{\cyrr}{\cyrv}{\cyro}{\cyrg}{\cyro} {\cyrr}{\cyro}{\cyrd}{\cyra} {\cyrs} {\cyrp}{\cyrr}{\cyri}{\cyrb}{\cyrl}{\cyri}{\cyrzh}{\cyre}{\cyrn}{\cyrn}{\cyro} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrn}{\cyrn}{\cyrery}{\cyrm} {\cyro}{\cyrp}{\cyre}{\cyrr}{\cyra}{\cyrt}{\cyro}{\cyrr}{\cyro}{\cyrm}},
     journal = {Vestnik Chelyabinskogo Gosudarstvennogo Universiteta. Matematika, Mekhanika, Informatika},
     pages = {154--164},
     publisher = {mathdoc},
     number = {7},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VCHGU_2003_7_a15/}
}