Content Provider
Natural Environment Research Council: NERC Open Research Archive
82
Directory of Open Access Journals: DOAJ Articles
74
Springer Nature (via Crossref)
40
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
34
eCite UTAS (University of Tasmania)
25
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
19
University of Tasmania: UTas ePrints
18
Cambridge University Press
16
DataCite Metadata Store (German National Library of Science and Technology)
16
ScienceDirect (Elsevier - via Crossref)
15
Wiley Online Library
14
Oxford University Press (via Crossref)
13
Unknown
12
Digital.CSIC (Spanish National Research Council)
11
Université de Nantes: HAL-UNIV-NANTES
11
RePEc (Research Papers in Economics)
10
Wiley Online Library (via Crossref)
10
HAL Sorbonne Université
9
Institute for Marine Research: Brage IMR
9
Padua Research Archive (IRIS - Università degli Studi di Padova)
9
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
8
University of St Andrews: Research Portal
8
Digital Commons University of South Florida (USF)
7
Old Dominion University: ODU Digital Commons
7
OpenAgrar (OA)
7
University of South Florida St. Petersburg: Digital USFSP
7
Università degli Studi di Ferrara: CINECA IRIS
7
Canadian Science Publishing (via Crossref)
6
Frontiers (Publisher)
6
HAL - Université de La Rochelle
6
Instituto del Mar del Perú: Repositorio Digital de IMARPE
6
Oxford University Press
6
ScienceDirect (Elsevier)
6
Griffith University: Griffith Research Online
5
Institut national des sciences de l'Univers: HAL-INSU
5
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
5
OpenMETU (Middle East Technical University)
5
Vernadsky National Library of Ukraine: DSpace
5
Informa (via Crossref)
4
The University of Queensland: UQ eSpace
4
University of St Andrews: Digital Research Repository
4
Arctic Portal Library
3
Curtin University: espace
3
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
3
ORA - Oxford University Research Archive
3
PUB - Publications at Bielefeld University
3
Plymouth Marine Science Electronic Archive (PlyMSEA - Plymouth Marine Laboratory, PML)
3
University of Southampton: e-Prints Soton
3
Università degli Studi di Siena: USiena air
3
Wageningen UR (University & Research Centre): Digital Library
3
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