Nurhayati, Alwiyah. “Bending Properties of Elephant Grass Fiber Reinforced Epoxy Resin Composites”. Journal of Natural Sciences and Mathematics Research 1, no. 1 (December 31, 2022): 36–40. Accessed July 26, 2025. https://journal.walisongo.ac.id/index.php/JNSMR/article/view/484.