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@article{IVM_1968_2_a11, author = {A. S. Udalov}, title = {Invariant rigging of surfaces in multidimensional projective space}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {102--105}, publisher = {mathdoc}, number = {2}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1968_2_a11/} }
A. S. Udalov. Invariant rigging of surfaces in multidimensional projective space. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 2 (1968), pp. 102-105. http://geodesic.mathdoc.fr/item/IVM_1968_2_a11/