Adorni, Giovanni, Mauro Coccoli, and Ilaria Torre. “Semantic Web and Internet of Things Supporting Enhanced Learning”. Journal of e-Learning and Knowledge Society 8, no. 2 (May 28, 2012). Accessed April 11, 2021. http://www.je-lks.org/ojs/index.php/Je-LKS_EN/article/view/407.