Al-Hemiri, Adil A., and Rabih Allon. “Reduction of Aromatic Content from Hexane by Silica Gel”. Iraqi Journal of Chemical and Petroleum Engineering 4, no. 1 (March 30, 2003): 21–26. Accessed May 2, 2025. https://www.ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/657.