S. H. . Salman, E. A. . Abbas, E. Y. abd, and S. A. . Abbas, “Effect of Gamma irradiation on The Optical properties of (PVA: CuCl2) films”, Iraqi Journal of Science, vol. 57, no. 3B, pp. 1968–1974, Apr. 2022, Accessed: Jan. 05, 2026. [Online]. Available: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/6894