Anggraini, Anisyah, Posman Manurung, Sri Wahyu Suciyati, and Yanti Yulianti. “Extraction of Nanocellulose from Softwood Pine (Pinus Merkusii) Using Acid Hydrolysis Method”. Journal of Energy, Material, and Instrumentation Technology 4, no. 4 (November 14, 2023): 144–151. Accessed October 13, 2026. https://jemit.fmipa.unila.ac.id.103-3-46-85.cpanel.site/index.php/jurnal/article/view/186.