Bibliotheken, TU9. “Diamond & Fair: TU9 Libraries’ Position Paper on Open Access Books”. o-bib. Das offene Bibliotheksjournal / Herausgeber VDB 10, no. 1 (March 21, 2023): 1–2. Accessed August 11, 2025. https://o-bib-ojs3test.ub.uni-muenchen.de/index.php/bib/article/view/5926.