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@article{IVM_1967_9_a5, author = {E. T. Ivlev and A. A. Luchinin}, title = {Frames for the surface $S_n$ in $P_{n+2}$ ($n\ge2$)}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {48--59}, publisher = {mathdoc}, number = {9}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1967_9_a5/} }
E. T. Ivlev; A. A. Luchinin. Frames for the surface $S_n$ in $P_{n+2}$ ($n\ge2$). Izvestiâ vysših učebnyh zavedenij. Matematika, no. 9 (1967), pp. 48-59. http://geodesic.mathdoc.fr/item/IVM_1967_9_a5/