Dildar, I. M., Zafar, M., Shuaib, A., Shaukat, S., & Rehman, S.- ur-. (2016). Tuning the morphological and structural properties of Zinc Oxide by chemical doping of Nickel Oxide. Journal of the Pakistan Institute of Chemical Engineers, 44(1), 76–83. Retrieved from http://piche.org.pk/journal/index.php/jpiche/article/view/264