Bin Bakri, Mohd Norman, Han Foon Neo, and Chuan-Chin Teo. “Blockchain Technology for Tourism Post COVID-19”. Journal of Telecommunications and the Digital Economy 11, no. 3 (September 30, 2023): 42–67. Accessed May 17, 2025. https://www.jtde.telsoc.org/index.php/jtde/article/view/764.