“Optical Constants of Fe2O3 and TiO2:Fe2O3 Thin Films Prepared by Spray Pyrolysis Technique”. JOURNAL OF UNIVERSITY OF BABYLON for Pure and Applied Sciences 26, no. 10 (December 24, 2018): 224–232. Accessed May 3, 2025. https://www.journalofbabylon.com/index.php/JUBPAS/article/view/1874.