@article{TGS_1991__21_72435, author = {{\CYRA}.{\CYRI}. {\CYRE}{\cyrg}{\cyro}{\cyrr}{\cyro}{\cyrv} and {\CYRL}.{\CYRI}. {\CYRE}{\cyrg}{\cyro}{\cyrr}{\cyro}{\cyrv}{\cyra}}, title = {{\CYRM}{\cyra}{\cyrk}{\cyrs}{\cyri}{\cyrm}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro} {\cyrp}{\cyro}{\cyrd}{\cyrv}{\cyri}{\cyrzh}{\cyrn}{\cyrery}{\cyre} {\cyrf}{\cyri}{\cyrn}{\cyrs}{\cyrl}{\cyre}{\cyrr}{\cyro}{\cyrv}{\cyrery} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra} $F_{n,y}$ {\cyrv} {\cyrg}{\cyro}{\cyrm}{\cyro}{\cyrt}{\cyre}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrm} {\cyrs}{\cyrm}{\cyrery}{\cyrs}{\cyrl}{\cyre}}, journal = {Trudy geometri\v{c}eskogo seminara}, pages = {43--57}, publisher = {mathdoc}, volume = {21}, year = {1991}, zbl = {0928.53015}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TGS_1991__21_72435/} }