DIAH PUTRI KARTIKASARI; FARHAN, Muhammad. Design and Implementation of a Web-Based Digital Repository System in the Muamalah Study Program at UINSU Using the Waterfall Method. Journal of Computer Science and Informatics Engineering , [S. l.], v. 4, n. 4, p. 299–311, 2025. DOI: 10.55537/cosie.v4i4.1158. Disponível em: https://journal.aira.or.id/index.php/cosie/article/view/1158. Acesso em: 24 aug. 2025.