@article{MI_1989__106_190057, author = {{\CYRD}.{\CYRN}. {\CYRCH}{\cyre}{\cyrb}{\cyra}{\cyrn}}, title = {{\CYRN}{\cyre}{\cyrk}{\cyro}{\cyrt}{\cyro}{\cyrr}{\cyrery}{\cyre} {\cyrv}{\cyro}{\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrery} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyri}{\cyri} {\cyrd}{\cyri}{\cyrs}{\cyrs}{\cyri}{\cyrp}{\cyra}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyrery}{\cyrh} {\cyrd}{\cyri}{\cyrn}{\cyra}{\cyrm}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyrs}{\cyri}{\cyrs}{\cyrt}{\cyre}{\cyrm}. {I}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {147--163}, publisher = {mathdoc}, volume = {106}, year = {1989}, zbl = {0723.54037}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1989__106_190057/} }