Ramadhani, Novita Putri, Dzul Rachman, and Khusnul Khatimah. “University Students’ Perceptions of Duolingo As a Gamified Tool for English Vocabulary Learning”. Borneo Educational Journal (Borju) 8, no. 1 (January 30, 2026): 89–108. Accessed January 30, 2026. https://jurnal.fkip-uwgm.ac.id/index.php/Borju/article/view/2288.