Characteristics of Lead and Sulfur Plasma Parameters by Optical Emission Spectroscopy. Iraqi Journal of Science, [S. l.], v. 64, n. 1, p. 188–196, 2023. DOI: 10.24996/ijs.2023.64.1.19. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/6411.. Acesso em: 10 may. 2024.