BARRÓN-CEDEÑO, Alberto; DA SAN MARTINO, Giovanni; JARADAT, Israa; NAKOV, Preslav. Proppy: A System to Unmask Propaganda in Online News. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 33, n. 01, p. 9847–9848, 2019. DOI: 10.1609/aaai.v33i01.33019847. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/5061. Acesso em: 15 jul. 2026.