Stevanović, Saša, and Jelena Milenković. “Youth Tourism As a Contributor to the Development of Belgrade As a Tourism Destination”. Hotel and Tourism Management 5, no. 2 (December 31, 2017): 74–84. Accessed October 26, 2025. http://www.htmanagementvb.com/index.php/HITM/article/view/76.