Content Provider
University of North Texas: UNT Digital Library
11
DataCite Metadata Store (German National Library of Science and Technology)
10
The University of Texas at Austin: Texas ScholarWorks
7
Unknown
5
CESSDA DC Data Catalogue (Consortium of European Social Science Data Archives)
4
Oregon Institue of Technology (OIT): Digital Collections
4
Charles University CU Digital repository
2
Hirsla - Landspítali University Hospital research archive
2
AJOL - African Journals Online
1
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
1
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
Croatian Digital Theses Repository (National and University Library in Zagreb)
1
DRO - Deakin Research Online
1
Digital Repository Juraj Dobrila University of Pula
1
IRIS Università degli Studi di Bologna (CRIS - Current Research Information System)
1
Institut national des sciences de l'Univers: HAL-INSU
1
Lincoln University (New Zealand): Lincoln U Research Archive
1
Lund University Publications (LUP)
1
Monash University: Figshare
1
NOVA: The University of Newcastle Research Online (Australia)
1
OpenAgrar (OA)
1
Opin vísindi (Iceland)
1
Queensland University of Technology: QUT ePrints
1
Swedish National Road and Transport Research Institute: Publications (DiVA)
1
University of Alberta: Era - Education and Research Archive
1
University of Otago: Research Archive (OUR Archive)
1
University of Thessaly Institutional Repository
1
Université de Bretagne Occidentale: HAL
1
Université de Nantes: HAL-UNIV-NANTES
1
Victoria University of Wellington: ResearchArchive
1
Érudit.org (Université Montréal)
1