Sumangkut, C. F., Mans L. Mananohas, Eric Alfonsius, and Eliasta Ketaren. “Development of a Web-Based Geographic Information System for Mapping and Monitoring the Spatial Distribution of Dengue Hemorrhagic Fever (DHF) Cases in Manado City”. Jurnal Info Sains : Informatika Dan Sains, vol. 16, no. 02, July 2026, pp. 434-43, https://ejournal.seaninstitute.or.id/index.php/InfoSains/article/view/8907.