SKARBOWSKA, A. Population in border areas at the external border of the european union on the territory of poland 2015–2019. TRANSBORDER ECONOMICS. International Journal on Transborder Economics, Finance, Politics and Statistics., [S. l.], v. 4, n. 1, p. 91–101, 2022. Disponível em: https://journals.ur.edu.pl/te/article/view/8526. Acesso em: 21 lis. 2024.