“Deep Desulfurization of Diesel Fuel by Guard Bed Adsorption of Activated Carbon and Locally Prepared Cu-Y Zeolite”. Journal of Engineering 20, no. 05 (May 1, 2014): 146–159. Accessed May 20, 2024. https://joe.uobaghdad.edu.iq/index.php/main/article/view/2186.