SORG, B.; LINDNER, K. 100 Jahre Seminar Backnang. Backnanger Jahrbuch, [S. l.], v. 18, p. 266–267, 2010. DOI: 10.53458/bjb.v18i.9425. Disponível em: https://journals.wlb-stuttgart.de/index.php/bjb/article/view/9425. Acesso em: 13 mai. 2025.