Audu Seth S, Aji IS, Tokan A. Effects of Particle Size and Loading on Tensile and Flexural Properties of Polypropylene Reinforced Doum Palm Shell Particles Composites. ASRJETS-Journal. 2018;44(1):231-239. Accessed September 25, 2025. https://asrjetsjournal.org/American_Scientific_Journal/article/view/4209