1.
Hengki Gunawan, Barany Fachri, Fahmi Kurniawan. Designing a Web-Based Management Information System for Incoming and Outgoing Mail at the Public Welfare Bureau of the North Sumatra Provincial Secretariat. IJHET [Internet]. 2025 Sep. 20 [cited 2026 May 28];4(3). Available from: https://afdifaljournal.com/journal/index.php/ijhet/article/view/348