Theoretical Model for Spectroscopic Study of Cu+2, Co+2, and Fe+3 Dissolved in Ethanol with A Different Concentrations. IJP [Internet]. 2020 Jun. 1 [cited 2024 Apr. 30];18(45):49-58. Available from: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/551