@misc{cryptoeprint:2009:454, author = {Jacob C. N. Schuldt and Kanta Matsuura}, title = {A Note on a Convertible Undeniable Signature Scheme with Delegatable Verification}, howpublished = {Cryptology ePrint Archive, Report 2009/454}, year = {2009}, url = {http://eprint.iacr.org/2009/454}, }