Sani, Z., A. A. Salisu, E. Onyia, O. Anih, and L. Kanu. “Modeling Exchange Rate -Interest Rate Differential Nexus in BRICS: The Role Asymmetry and Structural Breaks”. Economics and Business Letters, vol. 9, no. 2, Mar. 2020, pp. 73-83, doi:10.17811/ebl.9.2.2020.73-83.