1. Bellare, M., Rogaway, P.: Random Oracles Are Practical: a Paradigm for Designing Efficient Protocols. In: Proc. of the 1st CCS, pp. 62–73. ACM Press, New York (1993)
2. Lecture Notes in Computer Science;M. Bellare,1995
3. Lecture Notes in Computer Science;M. Bellare,1996
4. Brands, S.A.: An Efficient Off-Line Electronic Cash System Based on the Representation Problem. Technical Report CS-R9323, CWI, Amsterdam (1993)
5. Lecture Notes in Computer Science;S.A. Brands,1994