Mohd Yusof, M.N.A. and Nasir, N.F. (2022) “[RETRACTED] Effect of reaction temperature and inlet velocity of a bubble column reactor on the bubble size for biodiesel production”, Research Progress in Mechanical and Manufacturing Engineering, 3(1), pp. 566–575. Available at: https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/4528 (Accessed: 3 May 2024).