Hutabarat, Saut Mangasi, and Heni Purnamawati. “Manajemen Panen Kelapa Sawit (Elaeis Guineensis Jacq.) Di Sungai Bahaur Estate, Kotawaringin Timur, Kalimantan Tengah”. Buletin Agrohorti 4, no. 1 (January 25, 2016): 79–86. Accessed December 23, 2025. https://journal.ipb.ac.id/bulagron/article/view/15004.