Content Provider
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
239
PANGAEA - Data Publisher for Earth & Environmental Science
210
DataCite Metadata Store (German National Library of Science and Technology)
151
Natural Environment Research Council: NERC Open Research Archive
33
Digital Commons University of South Florida (USF)
17
University of South Florida St. Petersburg: Digital USFSP
17
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
15
ScienceDirect (Elsevier - via Crossref)
13
PubMed Central (PMC)
7
Cologne University: KUPS
5
Copernicus Publications: E-Journals
5
ETH Zürich Research Collection
5
Springer Nature (via Crossref)
5
Unknown
5
BORIS (Bern Open Repository and Information System, University of Bern)
4
Durham University: Durham Research Online
4
Rice University: Digital Scholarship Archive
4
ScienceDirect (Elsevier)
4
University of Canberra Research Portal
4
University of Southampton: e-Prints Soton
4
Cambridge University Press
3
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
3
Niedersächsisches Online-Archiv NOA
3
Northumbria University, Newcastle: Northumbria Research Link (NRL)
3
Wiley Online Library
3
ePLUS - Open Access Publikationsserver der Universität Salzburg
3
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
2
Columbia University: Academic Commons
2
GEO-LEOe-docs (FID GEO)
2
The Royal Society
2
The University of Waikato: Research Commons
2
University of Bergen: Bergen Open Research Archive (BORA-UiB)
2
University of California: eScholarship
2
University of Cambridge, Department of Earth Sciences: ESC Publications
2
University of Glasgow: Enlighten - Publications
2
University of Nebraska-Lincoln: DigitalCommons@UNL
2
University of Tromsø: Munin Open Research Archive
2
Università degli Studi di Siena: USiena air
2
Université de Lausanne (UNIL): Serval - Serveur académique lausannois
2
Utrecht University Repository
2
Vrije Universiteit Amsterdam (VU): Research Portal
2
AAAS Resource Center (American Association for the Advancement of Science)
1
ARPI - Archivio della Ricerca dell'Università di Pisa
1
Apollo - University of Cambridge Repository
1
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
Cardiff University: ORCA (Online Research @ Cardiff)
1
Digital.CSIC (Spanish National Research Council)
1
EPHE (Ecole pratique des hautes études, Paris): HAL
1
Frontiers (Publisher)
1
Georg-August-Universität Göttingen: GoeScholar
1
more ...