Rauuf, Aws Faisal, and Kadhim A. Aadim. “Effect of Annealing Times on the Structural and Optical Properties of PbO Thin Films Prepared by D.C Sputtering”. Iraqi Journal of Science 64, no. 6 (June 30, 2023): 2877–2888. Accessed January 3, 2026. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/7581.