Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Cynthia Dwork, Moni Naor, Amit Sahai. Concurrent zero-knowledge. Journal of the ACM, 51(6):851-898, 2004. [doi]
Abstract is missing.