Content Provider
WikiBooks - Open-content textbooks
48
VTT's Research Information Portal
46
Biodiversity Heritage Library (BHL)
45
University of Copenhagen: Research
34
Technical University of Denmark: DTU Orbit
33
Aarhus University: Research
27
LaCRIS - University of Lapland Current Research System
21
Unknown
14
norden (Nordic Council of Ministers): Publications (DiVA)
14
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
11
University of Lapland: Lauda
11
e-rara.ch (ETH Zürich)
11
DataCite Metadata Store (German National Library of Science and Technology)
9
UQAM - Université du Québec à Montréal: archipel
9
Uppsala University: Publications (DiVA)
9
Aalborg University's Research Portal
8
University of Southern Denmark Research Portal
8
GEO-LEOe-docs (FID GEO)
6
Danish Defense Research Portal
5
Helsingfors Universitet: HELDA – Helsingin yliopiston digitaalinen arkisto
5
Roskilde University Research Portal (RUC)
5
Springer Nature (via Crossref)
5
Gallica - bibliothèque numérique de la Bibliothèque nationale de France (BnF)
4
Open Research Library
4
University of Tromsø: Munin Open Research Archive
4
Norsk Polarinstitutt: Brage NP
3
Norwegian Polar Institute: Brage NP
3
Publication Server of Goethe University Frankfurt am Main
3
Universität der Bundeswehr München: AtheneForschung
3
Université de Genève: Archive ouverte UNIGE
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
2
C.H. Beck (via Crossref)
2
Eberhard Karls University Tübingen: Publication System
2
Forschungszentrum Jülich: JuSER (Juelich Shared Electronic Resources)
2
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
2
IRUA - Institutional Repository van de Universiteit Antwerpen
2
Jultika - University of Oulu repository
2
OpenAgrar (OA)
2
TU Braunschweig: LeoPARD - Publications And Research Data
2
University of Zurich (UZH): ZORA (Zurich Open Repository and Archive
2
Universität Bamberg FIS
2
Zenodo
2
Architecture, Design and Conservation - Danish Portal for Artistic and Scientific Research: Research Outputs
1
BORIS (Bern Open Repository and Information System, University of Bern)
1
De Gruyter
1
De Gruyter (via Crossref)
1
Digital Library Thüringen
1
Digitale Bibliothek Mecklenburg-Vorpommern (Greifswald University)
1
Directorate for Cultural Heritage: Knowledge Archive (Brage)
1
ETH Zürich Research Collection
1
more ...