Helio Corrêa Filho, Augusto Venâncio Neto, Solange Sari, and Carlos Westphall. 2002.
 Controle de Acesso às Redes Virtuais Emuladas. In <em>Proceedings of the 2nd Workshop on Computer Systems Security</em>, May 22, 2002, Búzios, Brasil. SBC, Porto Alegre, Brasil, 64-70. DOI: <a href="https://doi.org/10.5753/sbseg.2002.21265">https://doi.org/10.5753/sbseg.2002.21265</a>.