AubertA., CsapóJ., PirkhofferE., PuczkóL., & SzabóG. (2010). A method for complex spatial delimitation of tourism destinations in South Transdanubia. Hungarian Geographical Bulletin, 59(3), 271-287. Elérés forrás https://ojs.mtak.hu/index.php/hungeobull/article/view/3107