References
- K-theory M.F. Atiyah
- Quart. J. Math. v.17 K-theory and Reality M.F. Atiyah
- Osaka J. Math. v.33 Non-linearizable real algebraic actions of O(2,R) on R⁴ H. Miki
- Linear representations of finite groups J.P. Serre
- C.R. Aad. Sci. Paris Ser. 1 v.304 Exotic algebraic group actions G.W. Schwarz