Sadoon Ahmedzeki, Nada, and Arowa Salah Alddin Mahdi. “Research Octane Number Improvement of Iraqi Gasoline by Adsorption of N-Paraffins Using Zeolite Molecular Sieves”. Iraqi Journal of Chemical and Petroleum Engineering 15, no. 2 (June 30, 2014): 27–37. Accessed May 5, 2024. https://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/275.