Content Provider
PANGAEA - Data Publisher for Earth & Environmental Science
3,058
DataCite Metadata Store (German National Library of Science and Technology)
324
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
118
German Aerospace Center: elib - DLR electronic library
41
Directory of Open Access Journals: DOAJ Articles
20
LeibnizOpen (The Leibniz Association)
20
Copernicus Publications: E-Journals
14
Unknown
12
Niedersächsisches Online-Archiv NOA
11
Texas Tech University: TTU DSpace Repository
10
Zenodo
9
GFZ Data Services (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
8
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
6
Natural Environment Research Council: NERC Open Research Archive
6
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
4
PubMed Central (PMC)
4
ScienceDirect (Elsevier - via Crossref)
4
Stockholm University Press (via Crossref)
4
Utrecht University Repository
4
National Institute of Polar Research Repository, Japan
3
Australian National University: ANU Digital Collections
2
Institutional Repository of Leibniz Universität Hannover
2
KU Leuven: Lirias
2
MDPI Open Access Publishing
2
Media SuUB Bremen (Staats- und Universitätsbibliothek Bremen)
2
PuSH - Publikationsserver des Helmholtz Zentrums München
2
Stockholm University Press
2
University of Innsbruck: Digital Library (Universitäts- und Landesbibliothek Tirol)
2
Université Grenoble Alpes: HAL
2
Université de Nantes: HAL-UNIV-NANTES
2
Wageningen UR (University & Research Centre): Digital Library
2
BORIS (Bern Open Repository and Information System, University of Bern)
1
Cambridge University Press
1
Clark University: Clark Digital Commons
1
Data Archiving and Networked Services (DANS): EASY (KNAW - Koninklijke Nederlandse Akademie van Wetenschappen)
1
De Gruyter (via Crossref)
1
Defense Technical Information Center: DTIC Technical Reports database
1
Delft University of Technology: Institutional Repository
1
Digital Library Thüringen
1
Digital.CSIC (Spanish National Research Council)
1
Freie Universität Berlin: Refubium (FU Berlin)
1
Hereon Publications (Helmholtz-Zentrum)
1
HighWire Press (Stanford University)
1
Institut national des sciences de l'Univers: HAL-INSU
1
Journal of large-scale research facilities (JLSRF)
1
NASA Technical Reports Server (NTRS)
1
ORA - Oxford University Research Archive
1
Polar Research (E-Journal)
1
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
1
SPIE Publications (via Crossref)
1
more ...