“The Influence of Tin Oxide Doping on Structural and Optical Properties of (Bi2O3) Thin Films”. JOURNAL OF UNIVERSITY OF BABYLON for Pure and Applied Sciences 26, no. 9 (December 24, 2018): 97–106. Accessed January 19, 2026. https://mail.journalofbabylon.com/index.php/JUBPAS/article/view/1904.