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Ubé-Sanjuán, Mariano, ESGHT/Universidade do Algarve
Uez, Pablo Cesar, Universidade de Caxias do Sul, Brasil
Ugurlu, Kaplan, Kirklareli University
Umbelino, Jorge, Faculdade de Ciências Sociais e Humanas - Universidade Nova de Lisboa
Uslu, Abdullah, Akdeniz University, Manavgat Faculty of Tourism
Utsch, Andreas
Uzunova, Dimitria, "Tourism" Department, Faculty of Economics, South-West University "Neofit Rilski", Blagoevgrad, Bulgaria
ISSN: 2182-8466