Bahrin, R. and Mustaffa, N. (2024) “Investigation of pump and motor healthiness based on vibration analysis at uthm biodiesel plant”, Research Progress in Mechanical and Manufacturing Engineering, 5(1), pp. 24–34. Available at: https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/15616 (Accessed: 12 March 2026).