ZEHENDER, R. Die Ernst-Riecker-Stiftung: 2. Teil. Backnanger Jahrbuch, [S. l.], v. 7, p. 200–224, 1999. DOI: 10.53458/bjb.v7i.8999. Disponível em: https://journals.wlb-stuttgart.de/ojs/index.php/bjb/article/view/8999. Acesso em: 23 juli. 2024.