Akfan SS, Hardinsi FA, Lobo OB, Suherman LOA. From Mobile Practice to Course Incentives: Integrating Duolingo to Support English Achievement and Self-Regulated Learning. edutrend [Internet]. 2026 Oct. 3 [cited 2026 Oct. 4];3(3):198-217. Available from: https://rcsdevelopment.org/index.php/edutrend/article/view/998