NESTOROW, Rafał. City fortress and Przemyśl fortress. Together or apart on the way to becoming a monument of history. Protection of Cultural Heritage, [S. l.], n. 7, p. 135–147, 2019. DOI: 10.35784/odk.7. Disponível em: https://ph.pollub.pl/index.php/odk/article/view/7. Acesso em: 6 may. 2024.