Dimitrovski, Darko, and Marijana Seočanac. “Travel Fairs Attendance With the Reference to Political Instability: Belgrade Travel Fair”. Hotel and Tourism Management 6, no. 1 (June 26, 2018): 7–17. Accessed August 12, 2025. http://www.htmanagementvb.com/index.php/HITM/article/view/45.