Promoting Students’ Vocabulary Mastery by Using Flashcards. ENGLISH JOURNAL OF INDRAGIRI, [S. l.], v. 8, n. 2, p. 450–459, 2024. DOI: 10.61672/eji.v8i2.2808. Disponível em: https://ejournal-fkip.unisi.ac.id/eji/article/view/2808. Acesso em: 20 feb. 2026.