BANNASCH, H. Den Dachboden voll alter Akten - was tun?. Archivnachrichten, [S. l.], n. 4, p. 6, 1992. DOI: 10.53458/an.vi4.4778. Disponível em: https://journals.wlb-stuttgart.de/index.php/an/article/view/4778. Acesso em: 1 juni. 2025.