SWOBODA, Wincenty. The roots of ethnic conflicts in the Balkans. Balcanica Posnaniensia. Acta et studia, [S. l.], n. 11/12, p. 15–22, 2001. DOI: 10.14746/bp.2001.11-12.2. Disponível em: https://pressto.amu.edu.pl/index.php/bp/article/view/52606. Acesso em: 4 oct. 2026.