Rashid, Sarmad A., Wadood T. Mohammed, and Harouadi Zine Eddine. “Treatment of Real Petroleum Refinery Wastewater Using SiO₂ TiO₂ Nanocomposite Induced by UV–visible Light”. Iraqi Journal of Chemical and Petroleum Engineering 27, no. 2 (June 30, 2026): 1–17. Accessed July 3, 2026. https://www.ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/1456.