1. Aarnes, J.F.: Quasi-states and quasi-measures. Adv. Math.86, 41?67 (1991)
2. Aarnes, J.F.: The construction of general quasi-measures in locally compact spaces (to appear)
3. Aarnes, J.F.: Quasi-states on C*-algebras. Trans. Am. Math. Soc.149, 601?625 (1970)
4. Choquet, J.: Lectures on analysis, vol. 1. New York: Benjamin 1969
5. Dixmier, J.: Les C*-algebres et leurs representations. Paris: Gauthier-Villars 1964