Andriansyah, Andriansyah, Taufiqurokhman Taufiqurokhman, and Ismail Suardi Wekke. “Impact of Environmental Policy Factors on Tourism Industry: A Study from Indonesia Over Last Three Decades”. International Journal of Energy Economics and Policy 9, no. 3 (April 8, 2019): 360–365. Accessed December 28, 2024. https://econjournals.net.tr/index.php/ijeep/article/view/7754.