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@article{TGS_1976__9_72333, author = {{\CYRV}.{\CYRI}. {\CYRE}{\cyrv}{\cyrs}{\cyre}{\cyre}{\cyrv}}, title = {{\CYRO} {\cyrg}{\cyre}{\cyro}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyri} {\cyrm}{\cyrn}{\cyro}{\cyrg}{\cyro}{\cyro}{\cyrb}{\cyrr}{\cyra}{\cyrz}{\cyri}{\cyrya} {\cyrp}{\cyrl}{\cyro}{\cyrs}{\cyrk}{\cyro}{\cyrs}{\cyrt}{\cyre}{\cyrishrt} {{\CYRL}{\cyro}{\cyrb}{\cyra}{\cyrch}{\cyre}{\cyrv}{\cyrs}{\cyrk}{\cyro}{\cyrg}{\cyro}}}, journal = {Trudy geometri\v{c}eskogo seminara}, pages = {32--42}, publisher = {mathdoc}, volume = {9}, year = {1976}, zbl = {0446.53015}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TGS_1976__9_72333/} }
В.И. Евсеев. О геометрии многообразия плоскостей Лобачевского. Trudy geometričeskogo seminara, Tome 9 (1976), pp. 32-42. http://geodesic.mathdoc.fr/item/TGS_1976__9_72333/