Ratusehaka, Sintia, and Susan Manakane. “Strategy for Utilizing Lontar Trees (Borassus Flabellifer) As Raw Material for Palm Sugar to Improve Family Economy in East Oirata Village, South Kisar District.”. GEOFORUM 3, no. 1 (June 30, 2024): 35-45. Accessed March 26, 2025. https://ojs3.unpatti.ac.id/index.php/jgse/article/view/12507.