Ngapiyatun, Sri, Sania Mafazatin Nailia, Erna Rositah, Rossy Mirasari, Rusli Anwar, Wartomo, Humairo Aziza, and Ahmad Zamroni. “Level of Knowledge of Harvest Employees about Oil Palm Harvesting Techniques at PT. Alam Jaya Persada”. Buletin Loupe 21, no. 01 (June 28, 2025): 27–33. Accessed June 29, 2025. https://e-journal.politanisamarinda.ac.id/index.php/jurnalloupe/article/view/3339.