J. Ghazai, A., A. Salman, E., & A. Jabbar, Z. (2016). Effect of Aluminum Doping on Zinc Oxide Thin Film Properties Synthesis by Spin Coating Method. American Scientific Research Journal for Engineering, Technology, and Sciences, 26(3), 202–211. Retrieved from https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/2280