Mahmood, Haider, Muhammad Tanveer, and Maham Furqan. “Investigating the N-Shaped Energy-Environmental Kuznets Curve Hypothesis in Saudi Arabia”. International Journal of Energy Economics and Policy 11, no. 5 (August 20, 2021): 499–503. Accessed December 28, 2024. https://econjournals.net.tr/index.php/ijeep/article/view/11573.