Obeyed, Saleem Mohammed, Israa Shaker Ali, and Ali Ehsan. “Treatment of Reused Oil by Thermal Conversion Process”. Al-Nahrain Journal for Engineering Sciences 20, no. 1 (January 1, 2017): 167–175. Accessed May 30, 2026. https://nahje.journalpath.com/nahje/article/view/281.