WINKLER, H.-P. 40 Jahre Technisches Hilfswerk, Ortsverband Backnang. Backnanger Jahrbuch, [S. l.], v. 10, p. 256–258, 2002. DOI: 10.53458/bjb.v10i.9120. Disponível em: https://journals.wlb-stuttgart.de/index.php/bjb/article/view/9120. Acesso em: 18 dez. 2024.