A. Hussain, Afnan, Mustafa A. Hassan, and Khaleel I. Hassoon. 2020. “Preparation and Characterization of Co Doped Copper Oxide (II) Thin Films by 45º Angle Chemical Spraying Pyrolysis”. Al-Nahrain Journal of Science 23 (3), 1-6. https://anjs.edu.iq/index.php/anjs/article/view/2224.