“Theoretical Model for Spectroscopic Study of Cu+2, Co+2, and Fe+3 Dissolved in Ethanol With A Different Concentrations”. Iraqi Journal of Physics 18, no. 45 (June 1, 2020): 49–58. Accessed April 30, 2024. https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/551.