Fernandes, Sandra, Filipa Brandão, and Carlos Costa. “Network-Based Planning for the Sustainable Development of Tourism Destinations: Conceptual Approach”. Journal of Tourism & Development 1, no. 27/28 (January 1, 2017): 1719-1731. Accessed May 18, 2024. https://proa.ua.pt/index.php/rtd/article/view/10223.