Onyenanu, Ifeanyichukwu Ugochukwu, John Iorliam Ande, and Vincent Chukwuemeka Ezechukwu. “Enhancing Energy Efficiency in Locally Developed Steam Boilers: A Response Surface Methodology Approach”. Research Journal in Civil, Industrial and Mechanical Engineering 1, no. 1 (December 8, 2024): 58–72. Accessed April 30, 2026. https://bluemarkpublishers.com/index.php/RJIEE/article/view/153.