MERTENS, C. "Ein Konvolut von Tagebüchern und Korrespondenz ...". AKMB-news: Informationen zu Kunst, Museum und Bibliothek, [S. l.], v. 11, n. 2, p. 24–26, 2009. DOI: 10.11588/akmb.2005.2.195. Disponível em: https://journals.ub.uni-heidelberg.de/index.php/akmb-news/article/view/195. Acesso em: 3 mai. 2024.