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.
Matthias Krause, Hans-Ulrich Simon. Determining the Optimal Contrast for Secret Sharing Schemes in Visual Cryptography. Electronic Colloquium on Computational Complexity (ECCC), 7(3), 2000. [doi]