VATSEBA, R. The Carolingian Policy towards the White Serbs in the late VIIIth and the IXth Century. Problems of World History, [S. l.], n. 21, p. 19–63, 2023. DOI: 10.46869/2707-6776-2023-21-2. Disponível em: https://journal.ivinas.gov.ua/pwh/article/view/250. Acesso em: 14 may. 2024.