GARCÍA-OROSA, B. Disinformation, social media, bots, and astroturfing: the fourth wave of digital democracy. Profesional de la Información, [S. l.], v. 30, n. 6, 2021. DOI: 10.3145/epi.2021.nov.03. Disponível em: https://revista.profesionaldelainformacion.com/index.php/EPI/article/view/86730. Acesso em: 6 dic. 2021.