Renaldy A, Arapah E, Asrimawati IF, Febriyanti ER. Duolingo application towards students’ English vocabulary mastery: A systematic literature review. ijmdsa [Internet]. 2025 Nov. 24 [cited 2026 Aug. 24];4(4):278-87. Available from: https://jurnal.itscience.org/index.php/ijmdsa/article/view/7295