Abdul Mun’em A. Karim, Abdul Halim A. Mohammed, and Haider A. Areff. “Effect of Operating Conditions on Hydrodesulfurization of Vacuum Gas Oil”. Diyala Journal of Engineering Sciences 1, no. 1 (September 1, 2008): 20–32. Accessed October 5, 2024. https://mail.djes.info/index.php/djes/article/view/708.