“The Effect of Cadmium Selenide Thin Film Thickness on Carbon Monoxide Gas Sensing Properties Prepared by Plasma DC-Sputtering Technique”.
Iraqi Journal of Science 59, no. 4C (December 26, 2018): 2234–2241. Accessed August 8, 2025.
https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/519.