Content Provider
University of Copenhagen: Research
79
Wiley Online Library
19
Springer Nature (via Crossref)
17
PubMed Central (PMC)
16
Lund University Publications (LUP)
11
ScienceDirect (Elsevier - via Crossref)
9
Natural Resources Institute Finland: Jukuri
4
Umeå University: Publications (DiVA)
4
IRUA - Institutional Repository van de Universiteit Antwerpen
3
Informa
3
Swedish University of Agricultural Sciences (SLU): Epsilon Open Archive
3
Vrije Universiteit Amsterdam (VU): Research Portal
3
Canadian Science Publishing
2
DataCite
2
DataCite Metadata Store (German National Library of Science and Technology)
2
Ghent University Academic Bibliography
2
Norwegian Institute for Nature Research: Brage NINA
2
Technical University of Denmark: DTU Orbit
2
Université du Québec à Chicoutimi (UQAC): Constellation
2
Aarhus University: Research
1
Canadian Science Publishing (via Crossref)
1
Digital.CSIC (Spanish National Research Council)
1
Informa (via Crossref)
1
Oxford University Press
1
PANGAEA - Data Publisher for Earth & Environmental Science
1
PLOS
1
Qatar University: QU Institutional Repository
1
RWTH Aachen University: RWTH Publications
1
Royal Society of Chemistry
1
ScienceDirect (Elsevier)
1
The Royal Society
1
Universidade de Lisboa: repositório.UL
1
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
1
University of Bergen: Bergen Open Research Archive (BORA-UiB)
1
University of Lincoln: Lincoln Repository
1
Uppsala University: Publications (DiVA)
1