CASERO-RIPOLLÉS, Andreu. Mobile instant messaging services and Covid-19: opportunities and limitations for institutional communication. Anuario ThinkEPI, [S. l.], v. 14, 2020. DOI: 10.3145/thinkepi.2020.e14d05. Disponível em: https://thinkepi.scimagoepi.com/index.php/ThinkEPI/article/view/86118. Acesso em: 7 may. 2026.