Content Provider
University of Copenhagen: Research
68
Aarhus University: Research
26
LeibnizOpen (The Leibniz Association)
19
ScienceDirect (Elsevier - via Crossref)
17
Springer Nature (via Crossref)
16
University of Tromsø: Munin Open Research Archive
11
University of California: eScholarship
10
Lund University Publications (LUP)
9
Wiley Online Library
8
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
5
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
5
ScienceDirect (Elsevier)
4
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
3
Polar Research (E-Journal)
3
University of Basel: edoc
3
Université de Nantes: HAL-UNIV-NANTES
3
Unknown
3
Architecture, Design and Conservation - Danish Portal for Artistic and Scientific Research: Research Outputs
2
Canadian Science Publishing (via Crossref)
2
DataCite Metadata Store (German National Library of Science and Technology)
2
Frontiers (Publisher)
2
IRUA - Institutional Repository van de Universiteit Antwerpen
2
Natural Environment Research Council: NERC Open Research Archive
2
Qatar University: QU Institutional Repository
2
Swedish University of Agricultural Sciences (SLU): Epsilon Open Archive
2
Umeå University: Publications (DiVA)
2
University of Bayreuth: ERef Bayreuth
2
University of Bergen: Bergen Open Research Archive (BORA-UiB)
2
Wiley Online Library (via Crossref)
2
ACS Publications (via Crossref)
1
BORIS (Bern Open Repository and Information System, University of Bern)
1
Bayreuth University: EPub Bayreuth
1
Canadian Science Publishing
1
Dryad Digital Repository (Duke University)
1
ETH Zürich Research Collection
1
HAL Lyon 1 (University Claude Bernard Lyon 1)
1
HAL de l'Institut Polytechnique de Paris
1
HELDA – University of Helsinki Open Repository
1
Høgskulen på Vestlandet: HVL Open
1
INSA Lyon HAL (Institut National des Sciences Appliquées)
1
IOP Publishing
1
Informa
1
Informa (via Crossref)
1
NORCE vitenarkiv (Norwegian Research Centre)
1
NTNU Open Archive (Norwegian University of Science and Technology)
1
Natural Resources Institute Finland: Jukuri
1
Niedersächsisches Online-Archiv NOA
1
Open-Access-Publikationsserver der Humboldt-Universität: edoc-Server
1
PUBLISSO Fachrepositorium Lebenswissenschaften (ZB MED)
1
Portail HAL - Ecole Centrale de Lyon
1
more ...