Razzaq, Abdur, Yulia Tri Samiha, and Muhammad Anshari. “Smartphone Habits and Behaviors in Supporting Students Self-Efficacy”. International Journal of Emerging Technologies in Learning (iJET) 13, no. 02 (February 27, 2018): pp. 94–109. Accessed April 20, 2024. https://online-journals.org/index.php/i-jet/article/view/7685.