Desulfurization of Dibenzothiophene from Model Oil by Aluminum Ammonium Sulfate/Urea (Alum) Ionic Liquid Analogue. ANJS [Internet]. 2020 Jun. 4 [cited 2024 May 16];23(2):8-17. Available from: https://www.anjs.edu.iq/index.php/anjs/article/view/2271