Samarakou, Maria, Emmanouil D. Fylladitakis, Wolf Gerrit Früh, Antonios Hatziapostolou, and John J. Gelegenis. “An Advanced ELearning Environment Developed for Engineering Learners”. International Journal of Emerging Technologies in Learning (iJET) 10, no. 3 (June 26, 2015): pp. 22–33. Accessed April 28, 2024. https://online-journals.org/index.php/i-jet/article/view/4484.