Unegbu, H. C. O., D. S. YAWAS, B. Dan-asabe, and A. A. Alabi. “Development of Sustainable Manufacturing Processes for Locally Sourced Materials in Nigeria”. MECHANICAL, vol. 16, no. 2, Oct. 2025, p. 210, http://journal.eng.unila.ac.id/index.php/mech/article/view/6284.