RAMADHANI, A.; SAMSUL, C. T. D. A. .; NURYANTI, N. The Effect of Using Duolingo Application on Students’ Vocabulary Mastery . Journal of Language Learning and Assessment, [S. l.], v. 4, n. 2, p. 66–71, 2026. DOI: 10.71194/jlla.v4i2.146. Disponível em: https://e-journal.naifaderu.org/index.php/jlla/article/view/146. Acesso em: 10 sep. 2026.