Buli, Willyam, Samsul Bakri, and Indra Gumay Febryano. “Coal Mining Institution in Private Forest”. Jurnal Sylva Lestari 6, no. 3 (October 2, 2018): 81–90. Accessed April 30, 2024. https://sylvalestari.fp.unila.ac.id/index.php/JHT/article/view/331.