GÓMEZ BORRALLO, J. J.; SOBREVIELA VIANA, E.; OLIVILLA MUÑOZ, F.; JUANES MÉNDEZ, J. A. New advances in systems for the visualization and presentation of teaching materials. Education in The Knowledge Society, [S. l.], v. 11, n. 2, p. 7–27, 2010. DOI: 10.14201/eks.7069. Disponível em: https://revistas.usal.es/tres/index.php/eks/article/view/7069. Acesso em: 12 mar. 2025.