1. B. Bekka, A property (T) for C∗-algebras, preprint, 2005
2. N.P. Brown, Invariant means and finite representation theory for C∗-algebras, Mem. Amer. Math. Soc., in press
3. Property T for von Neumann algebras;Connes;Bull. London Math. Soc.,1985
4. C∗-Algebras by Example;Davidson,1996
5. Random matrices and K-theory for exact C∗-algebras;Haagerup;Doc. Math.,1999