DESIGN AND IMPLEMENTATION OF A CERTIFICATION INFORMATION SYSTEM AT SANGGA BUANA UNIVERSITY USING OBJECT ORIENTED ANALYSIS AND DESIGN REVISI 1. Jurnal Riset Teknik Informatika, [S. l.], v. 1, n. 3, p. 232–237, 2025. Disponível em: https://ejournal.jurnalist.org/index.php/jureti/article/view/80.. Acesso em: 25 oct. 2025.