@article{MI_1988__101_189990, author = {{\CYRG}.{\CYRS}. {\CYRB}{\cyra}{\cyrch}{\cyro}{\cyrishrt}}, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyra} {\cyrs}{\cyri}{\cyrn}{\cyrt}{\cyre}{\cyrz}{\cyra} {\cyro}{\cyrp}{\cyrt}{\cyri}{\cyrm}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyru}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrp}{\cyrr}{\cyro}{\cyrc}{\cyre}{\cyrs}{\cyrs}{\cyro}{\cyrm} {\cyro}{\cyrh}{\cyrl}{\cyra}{\cyrzh}{\cyrd}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrs}{\cyrl}{\cyro}{\cyrzh}{\cyrn}{\cyrery}{\cyrh} {\cyrs}{\cyrr}{\cyre}{\cyrd}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {19--23}, publisher = {mathdoc}, volume = {101}, year = {1988}, zbl = {0825.49033}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1988__101_189990/} }