Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
117
University of Calgary Journal Hosting
17
Zenodo
17
Unknown
14
Directory of Open Access Journals: DOAJ Articles
8
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
6
Institut national des sciences de l'Univers: HAL-INSU
6
Biodiversity Heritage Library (BHL)
4
Université de Nantes: HAL-UNIV-NANTES
4
Wiley Online Library (via Crossref)
4
Archives ouvertes de Paris-Saclay
3
Canadian Science Publishing (via Crossref)
3
Data Archiving and Networked Services (DANS): EASY (KNAW - Koninklijke Nederlandse Akademie van Wetenschappen)
3
ESS-DIVE: Deep Insight for Earth Science Data (via DataONE)
3
HAL Lyon 1 (University Claude Bernard Lyon 1)
3
HAL Sorbonne Université
3
PubMed Central (PMC)
3
Université Jean Monnet – Saint-Etienne: HAL
3
Université de Lyon: HAL
3
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
3
Cambridge University Press
2
Defense Technical Information Center: DTIC Technical Reports database
2
Directory of Open Access Books (DOAB)
2
Magnolia press
2
PRISM - University of Calgary Digital Repository
2
The University of Queensland: UQ eSpace
2
University of British Columbia: cIRcle - UBC's Information Repository
2
University of Florida: Digital Library Center
2
University of Southern Denmark Research Portal
2
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
1
Apollo - University of Cambridge Repository
1
Arctic Data Center (via DataONE)
1
Arctic Institute of North America (via Crossref)
1
Borealis
1
Brill (via Crossref)
1
CDC Stacks (Centers for Disease Control and Prevention)
1
CentAUR: Central Archive at the University of Reading
1
Copernicus Publications: E-Journals
1
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
1
Dialnet - Portada de revistas (Universidad de La Rioja)
1
Gutenberg Open Science (Open-Science-Repository of the Johannes Gutenberg-University Mainz)
1
HAL Clermont Auvergne (Université Blaise Pascal Clermont-Ferrand/Université d'Auvergne)
1
HELDA – University of Helsinki Open Repository
1
International Journal of the Commons
1
LaCRIS - University of Lapland Current Research System
1
Max Planck Society: MPG.PuRe
1
NTNU Open Archive (Norwegian University of Science and Technology)
1
Niedersächsisches Online-Archiv NOA
1
Norwegian Institute for Nature Research: Brage NINA
1
Open Research Library
1
more ...