Mahmood H. Trade Openness, Industrialization, Urbanization and Pollution Emissions in GCC countries: A Way Towards Green and Circular Economies. IJEEP [Internet]. 2022 Mar. 20 [cited 2024 Apr. 18];12(2):309-14. Available from: https://econjournals.com/index.php/ijeep/article/view/12716