Content Provider
University of Tromsø: Munin Open Research Archive
64
Directory of Open Access Journals: DOAJ Articles
36
Wiley Online Library (via Crossref)
25
Wiley Online Library
21
Unknown
17
DataCite Metadata Store (German National Library of Science and Technology)
16
PubMed Central (PMC)
14
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
12
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
10
Copernicus Publications: E-Journals
9
NTNU Open Archive (Norwegian University of Science and Technology)
9
Springer Nature (via Crossref)
9
HELDA – University of Helsinki Open Repository
8
Université de Nantes: HAL-UNIV-NANTES
8
Norwegian Institute for Water research: NIVA Open Access Archive (Brage)
6
University of Bergen: Bergen Open Research Archive (BORA-UiB)
6
Aarhus University: Research
5
HAL Sorbonne Université
5
HighWire Press (Stanford University)
5
Institute for Marine Research: Brage IMR
5
Niedersächsisches Online-Archiv NOA
5
JYX - Jyväskylä University Digital Archive
4
Lund University Publications (LUP)
4
MDPI Open Access Publishing
4
Muséum National d'Histoire Naturelle (MNHM): HAL
4
Norwegian Institute for Nature Research: Brage NINA
4
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
4
Open archive Norwegian University of Life Sciences: Brage NMBU
4
ScienceDirect (Elsevier - via Crossref)
4
ETH Zürich Research Collection
3
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
3
Helsingfors Universitet: HELDA – Helsingin yliopiston digitaalinen arkisto
3
Høgskolen i Innlandet: Brage INN
3
IRUA - Institutional Repository van de Universiteit Antwerpen
3
Oxford University Press
3
PANGAEA - Data Publisher for Earth & Environmental Science
3
UNESDOC - UNESCO Digital Library
3
Umeå University: Publications (DiVA)
3
University of Copenhagen: Research
3
Université de Paris: Portail HAL
3
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
3
École Polytechnique, Université Paris-Saclay: HAL
3
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
2
BioMed Central
2
CIRAD: Agritrop (Centre de coopération internationale en recherche agronomique pour le développement)
2
Canadian Science Publishing (via Crossref)
2
EPHE (Ecole pratique des hautes études, Paris): HAL
2
Høgskulen på Vestlandet: HVL Open
2
Informa (via Crossref)
2
Journals at the University of Arizona
2
more ...