Content Provider
Directory of Open Access Journals: DOAJ Articles
80
Arctic Data Center (via DataONE)
48
DataCite Metadata Store (German National Library of Science and Technology)
40
PANGAEA - Data Publisher for Earth & Environmental Science
36
Unknown
19
MDPI Open Access Publishing
18
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
17
DataCite
17
USGS Science Data Catalog (via DataONE)
15
Université de Nantes: HAL-UNIV-NANTES
14
Research Data Australia (Australian National Data Service - ANDS)
13
IEDA: US Antarctic Program Data Center (via DataONE)
12
Boise State University: Scholar Works
11
Institut national des sciences de l'Univers: HAL-INSU
11
Defense Technical Information Center: DTIC Technical Reports database
10
Zenodo
9
HAL Sorbonne Université
8
University of St Andrews: Research Portal
8
University of Bristol: Bristol Research
7
Uppsala University: Publications (DiVA)
7
Archives ouvertes de Paris-Saclay
6
Aarhus University: Research
5
Bucknell University: Bucknell Digital Commons
5
ETH Zürich Research Collection
5
University of California: eScholarship
5
EPHE (Ecole pratique des hautes études, Paris): HAL
4
The Repository of the University of Silesia (RE-BUŚ)
4
UDORA - The University of Derby Online Research Archive
4
University of St Andrews: Digital Research Repository
4
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
4
Central Washington University: ScholarWorks
3
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
3
Ice and Snow (E-Journal)
3
Lund University Publications (LUP)
3
National Institute of Polar Research Repository, Japan
3
ONERA: HAL (French Aerospace Lab)
3
Sapienza Università di Roma: CINECA IRIS
3
Stockholm University: Publications (DiVA)
3
The University of Kansas: KU ScholarWorks
3
Theses Canada/Thèses Canada (Library and Archives Canada)
3
University College London: UCL Discovery
3
Utrecht University Repository
3
Aberdeen University Research Archive (AURA)
2
Arctic and Antarctic Research (E-Journal)
2
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires)
2
Carleton University's Institutional Repository
2
CyberLeninka (Scientific Electronic Library)
2
Dartmouth Digital Commons (Dartmouth College)
2
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
2
Geodynamics & Tectonophysics (E-Journal)
2
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