Solarin, Sakiru Adebola, Muhammad Shahbaz, and Syed Jawad Hussain Shahzad. 2016. “Revisiting the Electricity Consumption-Economic Growth Nexus in Angola: The Role of Exports, Imports and Urbanization”. International Journal of Energy Economics and Policy 6 (3):501-12. https://econjournals.com/index.php/ijeep/article/view/2594.