Ratusehaka, Sintia, and Susan Manakane. 2024. “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 (1), 35-45. https://doi.org/10.30598/geoforumvol3iss1pp35-45.