SCHWARZMAIER, Hansmartin. Spektakulärer Kauf. Archivnachrichten, [S. l.], n. 6, p. 4, 1993. DOI: 10.53458/an.vi6.4743. Disponível em: https://journals.wlb-stuttgart.de/index.php/an/article/view/4743. Acesso em: 25 feb. 2026.