Iskandar A, Kherani R, Azis MA, Matsuo Y. Design and Evaluation of a Gamification-Based Mobile Application for Mandarin Vocabulary Learning for Beginners. ceddi j. edu. [Internet]. 2025 Dec. 31 [cited 2026 Apr. 21];4(2):17-24. Available from: https://journal.ceddi.id/index.php/cje/article/view/151