Manasseh, C. O., G. I. Ihedimma, F. C. Abada, I. C. Nwakoby, B. O. Njoku, J. T. Kesuh, C. G. Okeke, F. C. Alio, and J. U. J. Onwumere. “Did Global Financial Crisis Worsen Oil Price Volatility and Banking Sector Nexus in Selected ECOWAS and G-7 Member Countries?”. International Journal of Energy Economics and Policy, vol. 10, no. 6, Oct. 2020, pp. 390-5,