Huang, Ren-Yi, Wen-Jung Chang, Yu-Chun Chung, Yu-Shih Yin, and Jui Chi Yen. “A LITERATURE REVIEW OF SUSTAINABLE TOURISM (1990-2016): DEVELOPMENT TRAJECTORY AND FRAMEWORK”. International Journal of Tourism & Hospitality Reviews 6, no. 1 (May 15, 2019): 20–49. Accessed March 29, 2024. https://mgesjournals.com/ijthr/article/view/ijthr.2019.613.