Fazal Karim, Shah Saud, Dr. Tasneem Akhter, and Dr. Malik Muhammad Shafi. “Environmental Kuznets Curve (EKC) Hypothesis and Co2 Emissions: An Empirical Study of MENA Developing Countries”. `, vol. 5, no. 01, Jan. 2026, pp. 146-58, https://www.assajournal.com/index.php/36/article/view/1295.