Siregar, A.A. dkk. 2025. Manajemen Panen Kelapa Sawit Studi Kasus Di Pt. Herfinta Farm And Plantation Kebun Tanjung Medan. Agropross : National Conference Proceedings of Agriculture. (Okt 2025), 62–72. DOI:https://doi.org/10.25047/agropross.2025.805.