Content Provider
AAAS Resource Center (American Association for the Advancement of Science)
3
APS Digital Library (American Philosophical Society)
5
Aalto University Publication Archive (Aaltodoc)
1
Aarhus University: OJS at The State and University Library
1
Aarhus University: Research
4
Aix-Marseille Université: HAL
2
Apollo - University of Cambridge Repository
2
ArXiv.org (Cornell University Library)
1
Arca (BC's Digital Treasures)
5
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
2
Archive Ouverte de l'Université Rennes (HAL)
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
25
Archives ouvertes de Paris-Saclay
1
Arctic Data Center (via DataONE)
31
Arctic Institute of North America
5
Ball State University: Digital Media Repository
1
BioMed Central
1
BioOne Online Journals
6
Borealis
5
Bowdoin College: Bowdoin Digital Commons
2
Brigham Young University (BYU): Digital Collections
1
British Library Research Repository
1
Caltech Authors (California Institute of Technology)
2
Cambridge University Press
23
Cambridge University Press (via Crossref)
6
Canadian Science Publishing
10
Canadian Science Publishing (via Crossref)
26
Cardiff University: ORCA (Online Research @ Cardiff)
3
Carleton University's Institutional Repository
6
Clemson University: TigerPrints
1
Cologne University: KUPS
1
Connecticut Digital Archive
122
Copernicus Publications: E-Journals
16
Cornell University: eCommons@Cornell
1
DIAL@USL-B (Université Saint-Louis, Bruxelles)
1
Dalhousie University: DalSpace Institutional Repository
1
Dartmouth Digital Commons (Dartmouth College)
1
Data Archiving and Networked Services (DANS): EASY (KNAW - Koninklijke Nederlandse Akademie van Wetenschappen)
8
DataCite
3
DataCite Metadata Store (German National Library of Science and Technology)
217
David Rumsey Historical Map Collection (Cartography Associates)
6
Defense Technical Information Center: DTIC Technical Reports database
6
Digital Commons @ CSUMB (California State University, Monterey Bay)
1
Digital Commons University of South Florida (USF)
1
Digital.CSIC (Spanish National Research Council)
3
Directory of Open Access Journals: DOAJ Articles
68
Dryad Digital Repository (Duke University)
33
Durham University: Durham Research Online
5
EPFL Infoscience (Ecole Polytechnique Fédérale Lausanne)
2
ETH Zürich Research Collection
1
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