Stefan, Livia, Florica Moldoveanu, and Dragos Gheorghiu. “Evaluating a Mixed-Reality 3D Virtual Campus With Big Data and Learning Analytics: A Transversal Study”. Journal of e-Learning and Knowledge Society 12, no. 2 (May 21, 2016). Accessed April 26, 2024. https://www.je-lks.org/ojs/index.php/Je-LKS_EN/article/view/1132.