Kadhim, Murad M., and Qusay A. Abbas. “Study of Plasma Diffusion in DC Glow Discharge Using Optical Emission Spectroscopy”. Iraqi Journal of Science 67, no. 3 (March 30, 2026): 1588–1599. Accessed June 29, 2026. https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/14150.