Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
477
Research Data Australia (Australian National Data Service - ANDS)
7
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
6
Natural Environment Research Council: NERC Open Research Archive
6
Zenodo
5
Directory of Open Access Journals: DOAJ Articles
4
DIAL@USL-B (Université Saint-Louis, Bruxelles)
3
Data Archiving and Networked Services (DANS): EASY (KNAW - Koninklijke Nederlandse Akademie van Wetenschappen)
3
Dryad Digital Repository (Duke University)
3
PubMed Central (PMC)
3
Unknown
3
AUrora - Auburn University Scholarly Repository
2
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
2
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
2
James Cook University, Australia: ResearchOnline@JCU
2
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
2
Pensoft Publishers
2
Wiley Online Library
2
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires)
1
DataCat: The Research Data Catalogue (University of Liverpool)
1
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
1
Frontiers (Publisher)
1
HELDA – University of Helsinki Open Repository
1
IEDA: US Antarctic Program Data Center (via DataONE)
1
Ice and Snow (E-Journal)
1
PANGAEA - Data Publisher for Earth & Environmental Science
1
Sapienza Università di Roma: CINECA IRIS
1
University of Groningen research database
1
Università degli Studi di Genova: CINECA IRIS
1
Wageningen UR (University & Research Centre): Digital Library
1