1. Brassard, G. and C. Crépeau, Zero-knowledge simulation of Boolean circuits, presented at Crypto’ 86, 1986.
2. Brassard, G. and C. Crépeau, Zero-knowledge simulation of Boolean circuits, Proc. of 27th Symp. on Foundations of Computer Science, 1986.
3. Brassard, G., Chaum D., and C. Crépeau, Minimum Disclosure Proofs of Knowledge. Center for Mathematics and Computer Science, Report PM-R8710, December 1987.
4. Chaum, D., Security without identification: transaction systems to make big brother obsolete, Comm. ACM 28,10 (October 1985).
5. Chaum, D., Demonstrating that a Public Predicate can be Satisfied Without Revealing Any Information About How, presented at Crypto’ 86, 1986.