Boadi, I. ., J. K. M. . Mawutor, M. A. . Dzorka, and V. A. . Gbade. “Competition and Market Contestability in Ghanaian Banking Industry: A Panzar-Rosse Approach”. Journal of Comparative International Management, vol. 24, no. 2, Dec. 2021, pp. 28-58, https://journals.lib.unb.ca/index.php/JCIM/article/view/32693.