Owoeye, T., D. B. Olanipekun, A. J. Ogunsola, and A. A. Kutu. “Energy Prices, Income and Electricity Consumption in Africa: The Role of Technological Innovation”. International Journal of Energy Economics and Policy, vol. 10, no. 5, Aug. 2020, pp. 392-00, https://www.econjournals.com/index.php/ijeep/article/view/9494.