SENN, E. Der Hohenzollerische Geschichtsverein 1936-1937. Zollerheimat, [S. l.], v. 7, n. 5, p. 33–37, 1938. DOI: 10.53458/zh.v7i5.11896. Disponível em: https://journals.wlb-stuttgart.de/ojs/index.php/zh/article/view/11896. Acesso em: 3 juli. 2024.