MAJCHRZAK-JASZCZYK, A. Tourism demand index and its correlation with standard of living in EU countries. Turystyka i Rozwój Regionalny, [S. l.], n. 17, p. 69–80, 2022. DOI: 10.22630/TIRR.2022.17.7. Disponível em: https://tirr.sggw.edu.pl/article/view/4499. Acesso em: 26 kwi. 2024.