Ahmad Zainuddin, Ahmad Hazly, and Mohd Yussni Hashim. “A Case Study for Potential Process Improvements in the Briquette Industry”. Research Progress in Mechanical and Manufacturing Engineering, vol. 5, no. 1, Oct. 2024, pp. 276-82, https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/15832.