SENN, E. Die drei Hohenzollern im Frankfurter Reichstag 1849. Zollerheimat, [S. l.], v. 5, n. 10, p. 58–59, 1936. DOI: 10.53458/zh.v5i10.10290. Disponível em: https://journals.wlb-stuttgart.de/ojs/index.php/zh/article/view/10290. Acesso em: 13 mai. 2024.