WITCZAK, K. T. An apology for Tugumir, duke of the Stodorans. Echa Przeszłości, [S. l.], n. XI, 2019. DOI: 10.31648/ep.3355. Disponível em: https://czasopisma.uwm.edu.pl/index.php/ep/article/view/3355. Acesso em: 22 jul. 2024.