Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
637
LeibnizOpen (The Leibniz Association)
103
Unknown
56
PANGAEA - Data Publisher for Earth & Environmental Science
41
Aarhus University: Research
37
University of Copenhagen: Research
31
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
25
Directory of Open Access Journals: DOAJ Articles
22
University of California: eScholarship
22
Université de Nantes: HAL-UNIV-NANTES
21
Aalborg University's Research Portal
18
Zenodo
17
Arctic Data Center (via DataONE)
16
Institut national des sciences de l'Univers: HAL-INSU
12
Technical University of Denmark: DTU Orbit
12
Dryad Digital Repository (Duke University)
10
Frontiers: Figshare
10
MDPI Open Access Publishing
9
University of Calgary Journal Hosting
9
Apollo - University of Cambridge Repository
8
Australian National University: ANU Digital Collections
8
Bath Spa University: Figshare
7
Lund University Publications Student Papers (LUP-SP)
7
Roskilde University Research Portal (RUC)
7
University of Liège: ORBi (Open Repository and Bibliography)
7
University of Luxembourg: ORBilu - Open Repository and Bibliography
7
Delft University of Technology: Institutional Repository
6
OhioLINK: Electronic Theses and Dissertations Center
6
Technical University of Denmark (DTU): Fighsare
6
Université de Bourgogne (UB): HAL
6
Australian Nuclear Science and Technology Organisation: ANSTO Publications Online
5
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
5
University of Southern Denmark Research Portal
5
Université de Franche-Comté (UFC): HAL
5
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
5
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
4
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
4
The University of Maine: DigitalCommons@UMaine
4
University of St Andrews: Digital Research Repository
4
Université Grenoble Alpes: HAL
4
Utrecht University Repository
4
Archives ouvertes de Paris-Saclay
3
Durham University: Durham e-Theses
3
Edinburgh Research Archive (ERA - University of Edinburgh)
3
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
3
International Arctic Research Center (IARC) Data Archive (via DataONE)
3
Lund University Publications (LUP)
3
Portland Public Library: Digital Commons
3
The Royal Society: Figshare
3
University of Alberta: Era - Education and Research Archive
3
more ...