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@article{IM2_1994_42_3_a7, author = {S. M. Ageev}, title = {Topological proofs of {Keller's} theorem and an equivariant version of it}, journal = {Izvestiya. Mathematics }, pages = {621--629}, publisher = {mathdoc}, volume = {42}, number = {3}, year = {1994}, language = {en}, url = {http://geodesic.mathdoc.fr/item/IM2_1994_42_3_a7/} }
S. M. Ageev. Topological proofs of Keller's theorem and an equivariant version of it. Izvestiya. Mathematics , Tome 42 (1994) no. 3, pp. 621-629. http://geodesic.mathdoc.fr/item/IM2_1994_42_3_a7/