European leaders unmasked: Covid-19 communication strategy through Twitter. Profesional de la información, [S. l.], v. 29, n. 5, 2020. DOI: 10.3145/epi.2020.sep.04. Disponível em: https://revista.profesionaldelainformacion.com/index.php/EPI/article/view/80895. Acesso em: 20 mar. 2026.