C. Souza and L. Mattos.
" Incorporação de Certificados SPKI/SDSI ao Protocolo SSL", in <em>Proceedings of the 1st Workshop on Computer Systems Security</em>, Florianópolis, 2001, pp. 26-31, doi: <a href="https://doi.org/10.5753/sbseg.2001.21281">https://doi.org/10.5753/sbseg.2001.21281</a>.