Mohd Fuad, Muhammad Ariff Hanaffi, Eljoji J. A. Loijon, Mohd Faizal Hasan, Mohd Rosdzimin Abdul Rahman, Bemgba B. Nyakuma, and Shaharil Mad Saad. “Torrefaction of Oil Palm Frond Petiole: Effect of Particle Sizes, Sections and Batches ”. Journal of Energy and Safety Technology (JEST) 4, no. 1 (June 27, 2021). Accessed April 24, 2024. https://jest.utm.my/index.php/jest/article/view/77.