TANDIKOMBONG, M.; ARRANG, J. R. T.; BARU, Y. The Effectiveness of Android Smartphone-Based Mobile Applications in Learning English Grammar. Jurnal Sinestesia, [S. l.], v. 13, n. 2, p. 1402–1412, 2023. Disponível em: https://sinestesia.pustaka.my.id/journal/article/view/548. Acesso em: 6 oct. 2026.