IVANOV, I. Tsar Samuel Against Emperor Basil II: Why Did Bulgaria Loose the Battle With the Byzantine Empire at the Beginning of the 11th century. Studia Ceranea, [S. l.], v. 1, p. 205–212, 2011. DOI: 10.18778/2084-140X.01.12. Disponível em: https://czasopisma.uni.lodz.pl/sceranea/article/view/5541. Acesso em: 18 apr. 2024.