OTT, L. Eiserne Konfirmation des Jahrgangs 1932/33. Backnanger Jahrbuch, [S. l.], v. 21, p. 245–246, 2013. DOI: 10.53458/bjb.v21i.9582. Disponível em: https://journals.wlb-stuttgart.de/index.php/bjb/article/view/9582. Acesso em: 18 dez. 2024.