SENFT, S. The conditions for the economic independce of the Polish minority in the Opole Silesia (from the second half of XIX century to the Second World War). Border and Regional Studies, [S. l.], v. 3, n. 1, p. 57–67, 2015. DOI: 10.25167/ppbs506. Disponível em: https://czasopisma.uni.opole.pl/index.php/p/article/view/506. Acesso em: 22 nov. 2024.