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@article{IM2_1974_8_6_a4, author = {N. V. Panov}, title = {The {Gurevich} $bu$-homomorphism}, journal = {Izvestiya. Mathematics }, pages = {1225--1234}, publisher = {mathdoc}, volume = {8}, number = {6}, year = {1974}, language = {en}, url = {http://geodesic.mathdoc.fr/item/IM2_1974_8_6_a4/} }
N. V. Panov. The Gurevich $bu$-homomorphism. Izvestiya. Mathematics , Tome 8 (1974) no. 6, pp. 1225-1234. http://geodesic.mathdoc.fr/item/IM2_1974_8_6_a4/