Arif, Abdul Kadir Dahlan, Putri Citra M. Abidin, and Adrian Nurdin Mantara. “Development of Boki Maruru Karst Landscape Area Geotrail in Supporting Geotourim Activites in Central Halmahera Regency”. JURNAL BIOSAINSTEK 7, no. 1 (January 14, 2025): 34–44. Accessed April 3, 2026. https://journal.tyarlyta.com/index.php/biosaintek/article/view/2302.