BAUMANN, W. Röhling, Horst: Drei Bulgaro-Germanica. Südost-Forschungen, [S. l.], v. 1, n. 1, p. 425–426, 2021. Disponível em: https://www.suedost-forschungen.de/portal/index.php/sof/article/view/9310. Acesso em: 19 mai. 2024.