LIDONG, C.; PEDERSEN, T. P. Group Signatures: Unconditional Security for Members. DAIMI Report Series, [S. l.], v. 13, n. 481, 1994. DOI: 10.7146/dpb.v13i481.6954. Disponível em: https://tidsskrift.dk/daimipb/article/view/6954. Acesso em: 9 may. 2024.