HELD, T. 100 Jahre Verein für Familienkunde in Baden-Württemberg. Rundbrief, [S. l.], n. 30, p. 27–29, 2020. DOI: 10.53458/rb.vi30.5129. Disponível em: https://journals.wlb-stuttgart.de/ojs/index.php/rb/article/view/5129. Acesso em: 28 apr. 2024.