Bahji, Salah Eddine, Youssef Lefdaoui, and Jamila El Alami. 2013. “Enhancing Motivation and Engagement: A Top-Down Approach for the Design of a Learning Experience According to the S2P-LM”. International Journal of Emerging Technologies in Learning (iJET) 8 (6):pp. 35-41. https://doi.org/10.3991/ijet.v8i6.2955.