GUNTARA, A.; DARMANTO, I. Application for Archiving Incoming and Outgoing Mail in Tanjungsiang District. J-Sin’s - Jurnal Sistem Informasi, [S. l.], v. 1, n. 2, 2021. Disponível em: https://journal.unsap.ac.id/index.php/jsins/article/view/236. Acesso em: 18 sep. 2025.