KOSASIH, L.; IQBAL, M. E-Learning dengan Menggunakan COI Framework. ComTech: Computer, Mathematics and Engineering Applications, [S. l.], v. 4, n. 2, p. 856-866, 2013. DOI: 10.21512/comtech.v4i2.2523. Disponível em: https://journal.binus.ac.id/index.php/comtech/article/view/2523. Acesso em: 23 feb. 2025.