@article{MI_1988__102_190006, author = {{\CYRI}.{\CYRI}. {\CYRD}{\cyre}{\cyrr}{\cyri}{\cyre}{\cyrn}{\cyrk}{\cyro}}, title = {{\CYRO} {\cyrg}{\cyri}{\cyrp}{\cyro}{\cyrt}{\cyre}{\cyrz}{\cyre} {{\CYRB}{\cyrr}{\cyru}{\cyra}{\cyrl}{\cyrd}{\cyri}}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {53--65}, publisher = {mathdoc}, volume = {102}, year = {1988}, zbl = {0658.20043}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1988__102_190006/} }