OKUN’OVS’KA, J. V. Cross-border cooperation of Polish and Ukrainian NGO’s. Legal and institutional analysis. Border and Regional Studies, [S. l.], v. 7, n. 4, p. 147–161, 2019. DOI: 10.25167/ppbs1097. Disponível em: https://czasopisma.uni.opole.pl/index.php/p/article/view/1097. Acesso em: 22 dec. 2024.