HRISTOV, Yanko M. Prisoners of War in Early Medieval Bulgaria (Preliminary Remarks). Studia Ceranea, [S. l.], v. 5, p. 73–105, 2015. DOI: 10.18778/2084-140X.05.03. Disponível em: https://czasopisma.uni.lodz.pl/sceranea/article/view/5360. Acesso em: 22 jul. 2024.