1. Graduate Texts in Mathematics, No. 39;Arveson, William,1976
2. Research Notes in Mathematics;Barnes, Bruce A.,1982
3. Stable isomorphism and strong Morita equivalence of 𝐶*-algebras;Brown, Lawrence G.;Pacific J. Math.,1977
4. Mathematics: Theory \& Applications;Jensen, Kjeld Knudsen,1991
5. E. C. Lance, Hilbert C*-modules, London Math. Soc Lecture Note Series 210, Cambridge Univ. Press, Cambridge, 1995.