SETIADI, D.; SAEPPANI, A. Website-Based English Learning System. J-Tin’s - Jurnal Teknik Informatika, [S. l.], v. 4, n. 1, 2020. Disponível em: https://journal.unsap.ac.id/index.php/jtins/article/view/306. Acesso em: 18 sep. 2025.