Tuyên, Trần, and Nguyễn Hạnh. “Virtual Tourism: A Literature Review”. VNUHCM Journal of Social Sciences and Humanities 6, no. 4 (February 10, 2023): 1767-1776. Accessed July 3, 2024. https://stdjssh.scienceandtechnology.com.vn/index.php/stdjssh/article/view/784.