D. T. Udoffia and E. A. Akpanah, “An Assessment of the Impact of External Debt on Economic Growth of Nigeria”, IJSS, vol. 10, no. 1, pp. 1–17, Jan. 2016, Accessed: Mar. 20, 2026. [Online]. Available: https://www.ijss.com.ng/index.php/home/article/view/3