PIOTROWSKI, M. The European Union Flag: Symbol of European Unity or Source of Legal-Political and Religious-Historical Conflict in the 20th and 21st Centuries?. Kościół i Prawo, [S. l.], v. 14, n. 1, p. 107–133, 2025. DOI: 10.18290/kip2025.6. Disponível em: https://czasopisma.tnkul.pl/index.php/kip/article/view/2149. Acesso em: 6 jul. 2025.