Syzdykova, A., A. Abubakirova, F. B. Erdal, A. Saparova, and Z. Zhetibayev. “Analysis of the Relationship Between Renewable Energy and Economic Growth in Selected Developing Countries”. International Journal of Energy Economics and Policy, vol. 11, no. 1, Dec. 2020, pp. 110-6, https://econjournals.com/index.php/ijeep/article/view/10397.