NIJANDER-DUDZIŃSKA, A.; WOJAKOWSKI, D.; WOŁEK, A. Cross-border cooperation of communes and poviats in southern Poland. Border and Regional Studies, [S. l.], v. 7, n. 4, p. 129–144, 2019. DOI: 10.25167/ppbs1120. Disponível em: https://czasopisma.uni.opole.pl/index.php/p/article/view/1120. Acesso em: 2 nov. 2024.