DAMGÅRD, I. B.; JURIK, M. J. Scalable Key-Escrow. BRICS Report Series, [S. l.], v. 10, n. 22, 2003. DOI: 10.7146/brics.v10i22.21792. Disponível em: https://tidsskrift.dk/brics/article/view/21792. Acesso em: 5 may. 2024.