Arnold, Deborah, Wilfried Admiraal, Eika Ristimaki, and Matteo Uggeri. “Comunicazioni”. Journal of e-Learning and Knowledge Society 2, no. 2 (October 9, 2012). Accessed April 25, 2024. http://www.je-lks.org/ojs/index.php/Je-LKS_EN/article/view/721.