1. Specification of the Identity Mixer Cryptographic Library – Version 2.3.2. Technical report, IBM Research – Zurich (2010)
2. Chaum, D.: Security Without Identification: Transaction Systems to Make Big Brother Obsolete. Commun. ACM 28(10), 1030–1044 (1985)
3. Lecture Notes in Computer Science;J.L. Camenisch,2001
4. Camenisch, J., Herreweghen, E.V.: Design and implementation of the idemix anonymous credential system. In: Atluri, V. (ed.) ACM Conference on Computer and Communications Security, pp. 21–30. ACM, New York (2002)
5. Brands, S.: A Technical Overview of Digital Credentials (2002)