Content Provider
Biodiversity Heritage Library (BHL)
1,085
WikiBooks - Open-content textbooks
332
Arctic Portal Library
205
Unknown
146
Aarhus University: Research
125
University of Copenhagen: Research
90
LaCRIS - University of Lapland Current Research System
81
Technical University of Denmark: DTU Orbit
59
norden (Nordic Council of Ministers): Publications (DiVA)
47
Open Research Library
40
VTT's Research Information Portal
36
UNESDOC - UNESCO Digital Library
33
Aalborg University's Research Portal
26
University of Lapland: Lauda
22
Helsingfors Universitet: HELDA – Helsingin yliopiston digitaalinen arkisto
18
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
18
International Association of Aquatic and Marine Science Libraries and Information Centers (IAMSLIC): Aquatic Commons
17
IIASA DARE (Data Repository of the International Institute of Applied Systems Analysis)
15
Arctic Council Repository
14
IIASA PURE (International Institute of Applied Systems Analysis: PUblications REpository)
14
Zenodo
14
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
13
Texas A&M University Digital Repository
13
University of Southern Denmark Research Portal
12
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
11
PRISM - University of Calgary Digital Repository
11
Roskilde University Research Portal (RUC)
11
ScholarSpace at University of Hawaii at Manoa
11
UQAM - Université du Québec à Montréal: archipel
10
University of the Highlands and Islands: Research Database of UHI
10
Lund University Publications (LUP)
9
University of North Texas: UNT Digital Library
9
Université de Nantes: HAL-UNIV-NANTES
9
Australian National University: ANU Digital Collections
8
Gallica - bibliothèque numérique de la Bibliothèque nationale de France (BnF)
8
e-rara.ch (ETH Zürich)
8
DataCite Metadata Store (German National Library of Science and Technology)
7
CEDA document repository (Centre for Environmental Data Analysis)
6
Falmouth University Research Repository (FURR)
6
National Institute of Polar Research Repository, Japan
6
Pensoft Publishers
6
Umeå University: Publications (DiVA)
6
University of Groningen research database
6
University of Southampton: e-Prints Soton
6
Danish Defense Research Portal
5
University of Alaska: ScholarWorks@UA
5
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
4
GEO-LEOe-docs (FID GEO)
4
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
4
Max Planck Society: MPG.PuRe
4
more ...