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@article{IVM_1971_8_a11, author = {O. P. Polyanskaya}, title = {A~certain characterization of algebraic {hypersurfaces.~I}}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {94--102}, publisher = {mathdoc}, number = {8}, year = {1971}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1971_8_a11/} }
O. P. Polyanskaya. A~certain characterization of algebraic hypersurfaces.~I. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 8 (1971), pp. 94-102. http://geodesic.mathdoc.fr/item/IVM_1971_8_a11/