Rajagukguk, Charles Parlindungan, Indra Gumay Febryano, and Susni Herwanti. “The Change of Plant Species Composition and Plant Pattern on Management of Damar Agroforestry”. Jurnal Sylva Lestari 6, no. 3 (October 2, 2018): 18–27. Accessed May 7, 2024. https://sylvalestari.fp.unila.ac.id/index.php/JHT/article/view/324.