PutraChristian Pratama, Dwi Sadono, and SusantoDjoko. “Perceptions of Smallholders Farmers on Oil Palm Plantation Cooperative in Kongbeng, East Kutai”. Jurnal Penyuluhan 16, no. 1 (April 12, 2020): 134-146. Accessed March 28, 2024. https://jurnal.ipb.ac.id/index.php/jupe/article/view/28295.