“Thickness Effect on the Optical Constants of Poly Methyl Methacrylate (PMMA) Doped by Potassium Iodide”. Al-Nahrain Journal of Science 16, no. 3 (July 9, 2018): 119–123. Accessed November 22, 2024. https://mail.anjs.edu.iq/index.php/anjs/article/view/594.