ASALLA, L. K. Meningkatkan Kualitas Blended Learning: Case Study Menggunakan CoI Model. ComTech: Computer, Mathematics and Engineering Applications, [S. l.], v. 1, n. 2, p. 770-781, 2010. DOI: 10.21512/comtech.v1i2.2585. Disponível em: https://journal.binus.ac.id/index.php/comtech/article/view/2585. Acesso em: 21 feb. 2025.