https://www.eur.nl/en/library/research-support/open-access/open-access-eur/diamond-open-access
The University Library (UL) is deeply committed to equitable open access, such as Diamond Open Access (OA) publishing models.
diamond open accesserasmus universitylibraryrotterdam
https://www.rug.nl/library/news/230918-open-access-book-fund-diamond-open-access-fund-closed?lang=en
Open access book fund and Diamond open access fund closed
open access bookfunddiamondclosed