A. A. Isibor, A. A. Kehinde, O. O. Felicia, A. F. Tolulope, A. A. Victoria, and U. E. Mercy, “Achieving Sustained Performance in the Nigerian Oil and Gas Sector despite Exchange Rate Fluctuations: A VAR Approach”, IJEEP, vol. 12, no. 3, pp. 341–351, May 2022.