Indriyadi, Wahyu. “Palm Oil Plantation in Indonesia: A Question of Sustainability”. Salus Cultura: Jurnal Pembangunan Manusia dan Kebudayaan 2, no. 1 (June 30, 2022): 1–10. Accessed December 2, 2022. http://jurnal.kemenkopmk.go.id/index.php/saluscultura/article/view/40.