Content Provider
LeibnizOpen (The Leibniz Association)
19
DataCite Metadata Store (German National Library of Science and Technology)
4
Directory of Open Access Journals: DOAJ Articles
3
Unknown
3
Copernicus Publications: E-Journals
2
PANGAEA - Data Publisher for Earth & Environmental Science
2
University of Tasmania: UTas ePrints
2
Università degli Studi di Genova: CINECA IRIS
2
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
1
DIGIBUG: Repositorio Institucional de la Universidad de Granada
1
Digital.CSIC (Spanish National Research Council)
1
Frontiers (Publisher)
1
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
1
MDPI Open Access Publishing
1
National Institute of Oceanography, India: Digital Repository Service (DRS@nio)
1
Natural Environment Research Council: NERC Open Research Archive
1
Niedersächsisches Online-Archiv NOA
1
Peking University Institutional Repository (PKU IR)
1
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
1
Research Data Australia (Australian National Data Service - ANDS)
1
Technical University of Denmark: DTU Orbit
1
eCite UTAS (University of Tasmania)
1