SYAMSIYAH, N.; MA’RIFATULLOH, S. . The Effectiveness of Using Flashcard to Improve Students’ Vocabulary Mastery. Journal of Science and Education Research, [S. l.], v. 2, n. 2, p. 25–30, 2023. DOI: 10.62759/jser.v2i2.37. Disponível em: https://jurnal.insanmulia.or.id/index.php/jser/article/view/37. Acesso em: 17 sep. 2025.