1.
Nabzifa N, Fediyanto N. Duolingo-Based Vocabulary Gains in Junior High EFL Learners. acopen [Internet]. 2026 Jan. 22 [cited 2026 Feb. 7];11(1):10.21070/acopen.11.2026.11851. Available from: https://acopen.umsida.ac.id/index.php/acopen/article/view/11851