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@article{CMUC_1964__5_1_a2, author = {Stanilov, Groz\'o}, title = {{\CYRG}{\cyre}{\cyro}{\cyrd}{\cyre}{\cyrz}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyra}{\cyrya} {\cyrn}{\cyro}{\cyrr}{\cyrm}{\cyra}{\cyrl}{\cyrsftsn} {\cyrk} {\cyrp}{\cyro}{\cyrv}{\cyre}{\cyrr}{\cyrh}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyrv} $P_3$}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {33--36}, publisher = {mathdoc}, volume = {05}, number = {1}, year = {1964}, mrnumber = {0174002}, zbl = {0134.17105}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/CMUC_1964__5_1_a2/} }
Stanilov, Grozó. Геодезическая нормаль к поверхности в $P_3$. Commentationes Mathematicae Universitatis Carolinae, Tome 05 (1964) no. 1, pp. 33-36. http://geodesic.mathdoc.fr/item/CMUC_1964__5_1_a2/