LACKNER, W. Lilie, Ralph-Johannes - Paul Speck: Varia I. Beiträge. Südost-Forschungen, [S. l.], v. 1, n. 1, p. 515–517, 2021. Disponível em: https://www.suedost-forschungen.de/portal/index.php/sof/article/view/9002. Acesso em: 21 mai. 2024.