“Study on Electrochromic Execution of Nickel Oxide Thin Films Prepared by Sol-Gel Route: Investigating the Properties and Performance of NiO Thin Films Prepared through Sol-Gel Process”. Journal of Advances and Scholarly Researches in Allied Education, vol. 12, no. 2, Jan. 2017, pp. 758-64, https://ignited.in/index.php/jasrae/article/view/6334.