JOVANOVIĆ, Sonja; JANKOVIĆ-MILIĆ, Vesna; PETROVIĆ-RANĐELOVIĆ, Marija. A Homogeneity of European Union and Western Balkan Countries According to Travel and Tourism Sustainability . Problemy Ekorozwoju, [S. l.], v. 19, n. 1, p. 275–284, 2024. DOI: 10.35784/preko.5371. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/5371. Acesso em: 22 jul. 2024.