Hamburger, Ákos, and Gábor Harangozó. “Factors Affecting the Evolution of Renewable Electricity Generating Capacities: A Panel Data Analysis of European Countries”. International Journal of Energy Economics and Policy 8, no. 5 (September 5, 2018): 161–172. Accessed December 23, 2024. https://mail.econjournals.com/index.php/ijeep/article/view/6557.