DVORNIK, Darko. GSM-A Factor in Expanding the Tourism of the Republic of Croatia and her Integration in the European Developments. Promet - Traffic&Transportation, [S. l.], v. 9, n. 5-6, p. 273–276, 2012. Disponível em: https://traffic2.fpz.hr/index.php/PROMTT/article/view/1845. Acesso em: 27 aug. 2025.