1. 1-out-of-n signatures from a variety of keys;Abe,2002
2. The limited verifier signature and its application;Araki;IEICE Transactions on Fundamentals,1999
3. Threshold ring signature and application to ad-hoc groups;Bresson,2002
4. A convertible multi-authenticated encryption scheme for group communications;Chang;Information Sciences,2008
5. Group signatures;Chaum,1991