KOROL, O. .; KRUL, V. . Classification of Countries of Destination by Gross and Relative Values of International (Inbound) Tourism and its Factors. Prace Komisji Geografii Przemysłu Polskiego Towarzystwa Geograficznego, [S. l.], v. 34, n. 3, p. 130–149, 2020. DOI: 10.24917/20801653.343.9. Disponível em: https://prace-kgp.uken.krakow.pl/article/view/7413. Acesso em: 13 lis. 2026.