Hasibuan, Hasrul Abdi. “PENENTUAN RENDEMEN CPO DAN KERNEL PADA BUAH SAWIT PETANI SWADAYA (Studi Kasus Di Jambi)”. WARTA Pusat Penelitian Kelapa Sawit 28, no. 1 (February 27, 2023): 7-14. Accessed July 25, 2025. https://warta.iopri.org/index.php/Warta/article/view/85.