1. Geometry of the unit sphere in a C∗-algebra and its dual;Akemann;Pacific J. Math.,1970
2. Characterizations of the space of continuous functions over a compact Hausdorff space;Arens;Trans. Amer. Math. Soc.,1947
3. Linear Operators, I: General Theory;Dunford,1958
4. Introduction to the Theory of Linear Nonselfadjoint Operators (A. Feinstein, Trans.);Gohberg,1969
5. On the state space of C∗-algebras;Nourouzi;J. Math. Anal. Appl.,2002