SANETRA-PÓŁGRABI, Sabina. Commissions for border waters and their role in the development of tourism. – on the example of Poland with particular emphasis on the southern border. Scientific Journal of Bielsko-Biala School of Finance and Law, Bielsko-Biała, PL, v. 25, n. 2, p. 45–53, 2021. DOI: 10.19192/wsfip.sj2.2021.7. Disponível em: https://asej.eu/index.php/asej/article/view/579. Acesso em: 3 may. 2024.