WITKOWSKI, P. The Management of Border Protection in the European Union on the Example of the Eastern Border of the Republic of Poland. Regional Barometer. Analyses & Prognoses, [S. l.], v. 17, n. 1, p. 31–39, 2019. DOI: 10.35480/BRAiP-2019.17.1-722. Disponível em: https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/37. Acesso em: 22 nov. 2024.