1. Alfawareh, H. M., & Jusoh, S. (2014). Smartphones usage among university students: Najran University case. International Journal of Academic Research Part B, 6(2), 321–326.
2. Ally, M. (Ed.). (2009). Mobile learning transforming the delivery of education and training. Athabasca University Press. Available online at http://www.aupress.ca/books/120155/
3. Ally, M., & Prieto-Blázquez, J. (2014). What is the future of mobile learning in education? Mobile Learning Applications in Higher Education. doi: 10.7238/rusc.v11i1.2033 .
4. Baran, E. (2014). A review of research on mobile learning in teacher education. Educational Technology & Society, 17(4), 17–32.
5. Barbosa, D., Bassani, P., Martins, R., Massmann, J., & Barbosa, J. (2016). Using mobile learning in formal and non-formal educational settings. Berlin: Springer International Publishing.