@article{VCHGU_1991_1_a16, author = {E. A. Martynova}, title = {{\CYRT}{\cyre}{\cyrch}{\cyre}{\cyrn}{\cyri}{\cyre} {\cyrg}{\cyra}{\cyrz}{\cyra} {\cyrm}{\cyre}{\cyrzh}{\cyrd}{\cyru} {\cyrc}{\cyri}{\cyrl}{\cyri}{\cyrn}{\cyrd}{\cyrr}{\cyra}{\cyrm}{\cyri}}, journal = {Vestnik Chelyabinskogo Gosudarstvennogo Universiteta. Matematika, Mekhanika, Informatika}, pages = {128--137}, publisher = {mathdoc}, number = {1}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/VCHGU_1991_1_a16/} }