SpringerLink (Online service), Cardoso, A., Dias, G., & Bento, C. Progress in artificial intelligence: 12th Portuguese Conference on Artificial Intelligence, EPIA 2005, Covilha, Portugal, December 5-8, 2005, Proceedings.
Chicago-referens (17:e uppl.)SpringerLink (Online service), Amilcar Cardoso, Gael Dias, och Carlos Bento. Progress in Artificial Intelligence: 12th Portuguese Conference on Artificial Intelligence, EPIA 2005, Covilha, Portugal, December 5-8, 2005, Proceedings.
MLA-referens (8:e uppl.)SpringerLink (Online service), et al. Progress in Artificial Intelligence: 12th Portuguese Conference on Artificial Intelligence, EPIA 2005, Covilha, Portugal, December 5-8, 2005, Proceedings.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.