Wadi, H.A.A. (2017) “Influence of Gamma Radiation on Some Optical Properties and Urbach Energy of (PMMA- Doped Red Methyl) Films”, Ibn AL-Haitham Journal For Pure and Applied Sciences, 26(3), pp. 219–224. Available at: https://jih.uobaghdad.edu.iq/index.php/j/article/view/430 (Accessed: 29 March 2025).