NITTMANN, M. 80-Jahr-Feier und Eiserne Konfirmation des Jahrgangs 1931/32. Backnanger Jahrbuch, [S. l.], v. 20, p. 289–290, 2012. DOI: 10.53458/bjb.v20i.9547. Disponível em: https://journals.wlb-stuttgart.de/ojs/index.php/bjb/article/view/9547. Acesso em: 23 juli. 2024.