Shuaibu, Mukhtar, and Jabiru Abdulhamid. “Asymmetric Effect of External Debt on Foreign Direct Investment (FDI): Empirical Study from Nigeria”. International Journal of Economic, Finance and Business Statistics, vol. 1, no. 2, Dec. 2023, pp. 125-38, doi:10.59890/ijefbs.v1i2.1134.