@article{MI_1988__105_190040, author = {{\CYRM}.{\CYRI}. {\CYRU}{\cyrr}{\cyrs}{\cyru}{\cyrl}}, title = {{\CYRO} {\cyre}{\cyrd}{\cyri}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyre}{\cyrn}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyrk}{\cyro}{\cyrm}{\cyrp}{\cyra}{\cyrk}{\cyrt}{\cyrn}{\cyrery}{\cyrh} {\cyrt}{\cyro}{\cyrp}{\cyro}{\cyrl}{\cyro}{\cyrg}{\cyri}{\cyrishrt} {\cyrn}{\cyra} {\cyrk}{\cyro}{\cyrl}{\cyrsftsn}{\cyrc}{\cyra}{\cyrh}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {142--152}, publisher = {mathdoc}, volume = {105}, year = {1988}, zbl = {0689.16019}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1988__105_190040/} }