1.
Putra CP, Sadono D, Susanto D. Perceptions of Smallholders Farmers on Oil Palm Plantation Cooperative in Kongbeng, East Kutai. Jupe [Internet]. 2020Apr.12 [cited 2023Feb.1];16(1):134-46. Available from: https://jma.journal.ipb.ac.id/index.php/jupe/article/view/28295