JULISAR, J. Groupware sebagai Salah Satu Teknologi Informasi untuk E- Learning (Distance Learning). ComTech: Computer, Mathematics and Engineering Applications, [S. l.], v. 4, n. 2, p. 646-651, 2013. DOI: 10.21512/comtech.v4i2.2487. Disponível em: https://journal.binus.ac.id/index.php/comtech/article/view/2487. Acesso em: 19 apr. 2025.