MARTÍNEZ-CARDAMA, S.; PACIOS, A. R. Twitter communication of university libraries in the face of Covid-19. Profesional de la Información, [S. l.], v. 29, n. 6, 2020. DOI: 10.3145/epi.2020.nov.18. Disponível em: https://revista.profesionaldelainformacion.com/index.php/EPI/article/view/81084. Acesso em: 2 ago. 2021.