Siregar, Midian Romeo, and Ade Wachjar. “Manajemen Panen Kelapa Sawit (Elaeis Guineensis Jacq.) Di Gunung Sari Estate, Kalimantan Selatan”. Buletin Agrohorti 5, no. 3 (November 14, 2017): 301–308. Accessed December 24, 2025. https://journal.ipb.ac.id/bulagron/article/view/16467.