BATTENFELD, N. 40 Jahre Techniker Krankenkasse (TK) in Backnang. Backnanger Jahrbuch, [S. l.], v. 22, p. 263, 2014. DOI: 10.53458/bjb.v22i.9607. Disponível em: https://journals.wlb-stuttgart.de/ojs/index.php/bjb/article/view/9607. Acesso em: 22 juli. 2024.