Purwandi, Sentot, Mohammad Yuwono, and Esti Hendradi. “Isolation and Characterization of Cellulose from Siwalan (Borassus Flabellifer) Fruit Peel Fiber: doi.org 10.26538 Tjnpr V6i4.4”. Tropical Journal of Natural Product Research (TJNPR) 6, no. 4 (April 1, 2022): 480–483. Accessed December 22, 2024. https://tjnpr.org/index.php/home/article/view/77.