SpringerLink (Online service) & Coelho, H. (1998). Progress in Artificial Intelligence - IBERAMIA 98: 6th Ibero-American Conference on AI, Lisbon, Portugal, October 5-9, 1998 Proceedings (1st ed. 1998.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/3-540-49795-1
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service) και Helder Coelho. Progress in Artificial Intelligence - IBERAMIA 98: 6th Ibero-American Conference on AI, Lisbon, Portugal, October 5-9, 1998 Proceedings. 1st ed. 1998. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 1998. https://doi.org/10.1007/3-540-49795-1.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service) και Helder Coelho. Progress in Artificial Intelligence - IBERAMIA 98: 6th Ibero-American Conference on AI, Lisbon, Portugal, October 5-9, 1998 Proceedings. 1st ed. 1998. Springer Berlin Heidelberg : Imprint: Springer, 1998. https://doi.org/10.1007/3-540-49795-1.
