LANGER, M. 70-Jahr-Feier des Jahrgangs 1937/38. Backnanger Jahrbuch, [S. l.], v. 17, p. 329–330, 2009. DOI: 10.53458/bjb.v17i.9400. Disponível em: https://journals.wlb-stuttgart.de/ojs/index.php/bjb/article/view/9400. Acesso em: 22 juli. 2024.