GRAF, A. Der Illuminator - im Hintergrund. AKMB-news: Informationen zu Kunst, Museum und Bibliothek, [S. l.], v. 12, n. 1, p. 57, 2009. DOI: 10.11588/akmb.2006.1.540. Disponível em: https://journals.ub.uni-heidelberg.de/index.php/akmb-news/article/view/540. Acesso em: 6 mai. 2024.