Go Ohtake, Arisa Fujii, Goichiro Hanaoka, Kazuto Ogawa. On the Theoretical Gap between Group Signatures with and without Unlinkability. In Bart Preneel, editor, Progress in Cryptology - AFRICACRYPT 2009, Second International Conference on Cryptology in Africa, Gammarth, Tunisia, June 21-25, 2009. Proceedings. Volume 5580 of Lecture Notes in Computer Science, pages 149-166, Springer, 2009. [doi]
Abstract is missing.