BICKHOFF, N. Vor 525 Jahren: Württemberg wird Herzogtum. Rundbrief, [S. l.], n. 29, p. 23–24, 2020. DOI: 10.53458/rb.vi29.5136. Disponível em: https://journals.wlb-stuttgart.de/index.php/rb/article/view/5136. Acesso em: 13 mai. 2025.