Saadia Hassan Abdullah Hamza, Salman Sahud Alotaibi. (2020). Impact of Ubiquitous Learning Environment on Student Engagement and Satisfaction in Flipped Classrooms Ubiquitous Learning Environment. International Journal of Advanced Science and Technology, 29(7s), 555 - 564. Retrieved from http://sersc.org/journals/index.php/IJAST/article/view/9901