Lumban Tobing, Herdianta, and Bayu Pratomo. “ANALYSIS OF OIL PALM PRODUCTION DATA IN PEATLAND OF PT SINAR GUNUNG SAWIT RAYA MANDUAMAS DISTRICT CENTRAL TAPANULI REGENCY”. Jurnal Rimba Lestari 2, no. 1 (November 14, 2022): 1–5. Accessed November 21, 2024. https://journal.unram.ac.id/index.php/rimbalestari/article/view/124.