Suryawan, I. Gusti Bagus, and Ismail Aris. “Strengthening Environmental Law Policy and Its Influence on Environmental Sustainability Performance: Empirical Studies of Green Constitution in Adopting Countries”. International Journal of Energy Economics and Policy 10, no. 2 (January 21, 2020): 132–138. Accessed May 4, 2024. https://www.econjournals.com/index.php/ijeep/article/view/8719.