Zoramawa, L. B., and A. T. Kiru. “An Impact Assessment of Foreign Direct Investment and Government Expenditure: Empirical Evidence on Nigerian Economy 1970 to 2021”. African Journal of Management and Business Research, vol. 5, no. 1, July 2022, pp. 23-36, https://publications.afropolitanjournals.com/index.php/ajmbr/article/view/181.