Isiaka, E. M. ., and O. J. . Oti. “Marketing Strategies: Effect on Telecommunication Firms in the Post-COVID-19 Era in Kogi State, Nigeria”. Journal of Good Governance and Sustainable Development in Africa , vol. 7, no. 1, Aug. 2022, pp. 29-42, https://journals.rcmss.com/index.php/jggsda/article/view/654.