Rahman Sayuti, Abdul, Riesta Rahmati, Shinta Agustania, Netty Herawati, and Kiagus Ahmad Roni. “Effect of Delignification and Treatment of Fermentation on Bioetanol Percent Levels from Coconut Fabrics”. International Journal of Engineering & Technology 7, no. 4 (March 22, 2019): 5218–5224. Accessed April 27, 2024. https://sciencepubco.com/index.php/ijet/article/view/20075.