Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
25
Biodiversity Heritage Library (BHL)
24
Directory of Open Access Journals: DOAJ Articles
7
Thieme (via Crossref)
4
German Aerospace Center: elib - DLR electronic library
2
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
2
International Association of Aquatic and Marine Science Libraries and Information Centers (IAMSLIC): Aquatic Commons
2
Max Planck Society: MPG.PuRe
2
Publication Server of Goethe University Frankfurt am Main
2
University of Wisconsin, Milwaukee: UWM Libraries Digital Collections
2
Unknown
2
DigiZeitschriften: The German digital journal archive (Göttingen University Library)
1
E-LIS: Eprints in Library and Information Science
1
GMS - German Medical Science
1
Media SuUB Bremen (Staats- und Universitätsbibliothek Bremen)
1
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
1
PsychArchives
1
Psychotherapie-Wissenschaft (E-Journals)
1
REPOSIT HAW Hamburg
1
Staats- und Universitätsbibliothek Hamburg, Carl von Ossietzky: Der Zeitschriftenserver der Stabi (OJS HUP 3)
1
TU Darmstadt: tuprints
1
University of St. Gallen: Research Platform Alexandria
1
University of Tromsø: Munin Open Research Archive
1
Universität Wien: OJS-Service
1