TKACHUK, Leonid. POLITICAL GEOGRAPHIC ISSUES IN TOURISM STUDIES . Ekonomichna ta Sotsialna Geografiya, Kyiv, Ukraine, v. 70, p. 32–39, 2014. DOI: 10.17721/2413-7154/2014.70.32-39. Disponível em: https://www.bulletin-esgeograph.org.ua/esg/article/view/70-tkachuk-32-39. Acesso em: 15 jul. 2026.