“Photochemical Study of Hydrated Ammonium Aluminum Sulfate-Urea Ionic Liquid by FT-IR Spectroscopy”. Al-Nahrain Journal of Science 21, no. 1 (March 1, 2018): 41–45. Accessed May 15, 2024. https://www.anjs.edu.iq/index.php/anjs/article/view/152.