Ferri, F., D’Andrea, A. ., Grifoni, . P. . and Guzzo, T. . (2018) “Distant Learning: Open Challenges and Evolution ”, International Journal of Learning, Teaching and Educational Research, 17(8), pp. 78–88. Available at: https://www.ijlter.myres.net/index.php/ijlter/article/view/650 (Accessed: 15 September 2026).