Bora, E.K. et al. 2025. Information System for Managing Incoming and Outgoing Mail at the Central Statistics Agency of West Sumba Regency. Jurnal JTIK (Jurnal Teknologi Informasi dan Komunikasi). 9, 2 (Apr. 2025), 420–435. DOI:https://doi.org/10.35870/jtik.v9i2.3269.