Dr. Theresa Nithila Vincent, Shilpa Shree P, and K. Katini. “Performance Metrics of Unlevered Firms- An Industry Wise Analysis”. International Journal of Management Studies (IJMS), vol. 5, no. 1(3), Oct. 2021, pp. 13-21, https://researchersworld.com/index.php/ijms/article/view/1623.