Egbetokun, S., Osabuohien, E. S., & Akinbobola, T. (2018). Feasible Environmental Kuznets and Institutional Quality in North and Southern African Sub-regions. International Journal of Energy Economics and Policy, 8(1), 104–115. Retrieved from https://mail.econjournals.com/index.php/ijeep/article/view/5948