DAMGÅRD, Ivan B.; KNUDSEN, Lars Ramkilde. Enhancing the Strength of Conventional Cryptosystems. BRICS Report Series, [S. l.], v. 1, n. 38, 1994. DOI: 10.7146/brics.v1i38.21605. Disponível em: https://tidsskrift.dk/brics/article/view/21605. Acesso em: 6 dec. 2025.