“Comparative Income of Independent Farmers and Plasma Farmers in Oil Palm Farming in Rural Areas, Central Mamuju District”. Agrikan Jurnal Agribisnis Perikanan 16, no. 2 (October 30, 2023): 406–412. Accessed October 31, 2025. https://jurnal.ummu.ac.id/index.php/agrikan/article/view/1846.