FENNY, Fenny. Lifecycle, Iteration, and Process Automation with SMS Gateway. ComTech: Computer, Mathematics and Engineering Applications, [S. l.], v. 6, n. 4, p. 544–554, 2015. DOI: 10.21512/comtech.v6i4.2186. Disponível em: https://journal.binus.ac.id/index.php/comtech/article/view/2186. Acesso em: 19 may. 2025.