O., Oladimeji A., Fawohunre A. J., and Olajide O. G. “Biomass Pelletizing Machines As a Tool for Waste Valorization and Renewable Energy: A Review Based on an Indigenous Machine Development”. Local Engineering 3, no. 2 (December 1, 2025): 103–106. Accessed December 4, 2025. https://journal.gioarchitect.co.id/index.php/localengineering/article/view/215.