Halim, Amirul Ridzuan, and Roslinda Seswoya. “Biohydrogen Production from Acid Pre-Treated Grass”. Recent Trends in Civil Engineering and Built Environment 5, no. 1 (July 2, 2024): 57–66. Accessed April 7, 2026. https://penerbit.uthm.edu.my/periodicals/index.php/rtcebe/article/view/6010.