ANUGERAHWATI, M. . Can Duolingo Help People Master a Foreign Language?. KnE Social Sciences, [S. l.], v. 8, n. 7, p. 133–139, 2023. DOI: 10.18502/kss.v8i7.13244. Disponível em: https://knepublishing.com/index.php/KnE-Social/article/view/13244. Acesso em: 11 may. 2025.