Mohd Fuad, Muhammad Ariff Hanaffi, Eljoji J. A. Loijon, Mohd Faizal Hasan, Mohd Rosdzimin Abdul Rahman, Bemgba B. Nyakuma, and Shaharil Mad Saad. 2021. “Torrefaction of Oil Palm Frond Petiole: Effect of Particle Sizes, Sections and Batches ”. Journal of Energy and Safety Technology (JEST) 4 (1). https://doi.org/10.11113/jest.v4n1.77.