Kasayanond, Arunee, Rofiqul Umam, and Kittisak Jermsittiparsert. “Environmental Sustainability and Its Growth in Malaysia by Elaborating the Green Economy and Environmental Efficiency”. International Journal of Energy Economics and Policy 9, no. 5 (July 23, 2019): 465–473. Accessed January 10, 2025. https://mail.econjournals.org.tr/index.php/ijeep/article/view/8310.