Shafiee, Sanaz, and Ali Rajabzadeh Ghatari. “Tourism 4.0: Unveiling the Digital Transformation and Sustainable Development of the Tourism Industry”. Journal of Tourism, Sustainability and Well-being 13, no. 3 (September 30, 2025): 159–188. Accessed October 26, 2025. https://journals.cinturs.pt/jtsw/article/view/613.