CHAMBA, Diego. Development of a Web Application for the Control of Attendance of the Teaching and Administrative Staff at IST Primero de Mayo. Ecuadorian Science Journal, [S. l.], v. 5, n. 3, p. 112–124, 2021. DOI: 10.46480/esj.5.3.148. Disponível em: https://journals.gdeon.org/index.php/esj/article/view/148.. Acesso em: 20 sep. 2025.