Salim, Qaidar, and Abbas Rafaa. “Improving the Properties of Naphtha Using a Mixed Catalyst Prepared from Natural Ore”. Journal of Education and Science (JES) 32, no. 2 (June 1, 2023): 134–146. Accessed August 4, 2025. https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17882.