DWORNITZAK, M. P. Horst Köhler und Backnang. Backnanger Jahrbuch, [S. l.], v. 19, p. 172–180, 2011. DOI: 10.53458/bjb.v19i.9488. Disponível em: https://journals.wlb-stuttgart.de/ojs/index.php/bjb/article/view/9488. Acesso em: 3 juli. 2024.