Turu NdapaOtu, N., & Alfa R. L. Lede, P. (2024). Design of a Web-Based Information System for Incoming and Outgoing Mail Archiving Using the Waterfall Method in Kambata Tana Village East Sumba. Journal of Artificial Intelligence and Engineering Applications (JAIEA), 3(3), 887–891. https://doi.org/10.59934/jaiea.v3i3.570