RAJAH, S. and nasir, nurul fitriah (2022) “Effects of Inlet Velocity of a Bubble Column Reactor on the Fluid Flow Pattern for Biodiesel Production”, Research Progress in Mechanical and Manufacturing Engineering, 2(2), pp. 768–774. Available at: https://periodical.uthm.edu.my/index.php/rpmme/article/view/4742 (Accessed: 15 August 2026).