Anderies A, Agustina C, Lipiena T, Raaziqi A, Gunawan AAS. User Experience Analysis of Duolingo Using User Experience Questionnaire. EMACS Journal [Internet]. 2023 Sep. 30 [cited 2026 Jan. 10];5(3):155-9. Available from: https://journal.binus.ac.id/index.php/EMACS/article/view/9227