GARCÍA-MARTÍNEZ, J. A. Tools linked to informal learning: opportunities to strengthen personal learning environments of university students during the times of pandemic. PUBLICACIONES, [S. l.], v. 51, n. 3, p. 215–256, 2021. DOI: 10.30827/publicaciones.v51i3.18090. Disponível em: https://revistaseug.ugr.es/index.php/publicaciones/article/view/18090. Acesso em: 24 aug. 2024.