NGUYEN, Thi Thanh Nga, and Thi Ngan Phan. “SUSTAINABLE CULTURAL HERITAGE TOURISM IN HUE CITY, VIETNAM: FOCUSING ON NGUYEN DYNASTY CEREMONIES”. Proceedings of the International Conference on Hospitality and Tourism Management 8, no. 1 (December 27, 2024): 72–88. Accessed August 3, 2025. https://proceedings.tiikmpublishing.com/index.php/icoht/article/view/1579.