Content Provider
USGS Science Data Catalog (via DataONE)
135
DataCite Metadata Store (German National Library of Science and Technology)
34
Unknown
10
Zenodo
8
Muséum National d'Histoire Naturelle (MNHM): HAL
4
Université de Nantes: HAL-UNIV-NANTES
4
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
3
Oxford University Press (via Crossref)
3
University of Michigan: Digital Collections
3
Arctic Institute of North America (via Crossref)
2
Hathi Trust Digital Library
2
University of Calgary Journal Hosting
2
California State University (CSU): DSpace
1
Cambridge University Press
1
Directory of Open Access Journals: DOAJ Articles
1
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
1
Oxford University Press
1
Portal de revistas electrónicas de la UAM (Universidad Autónoma de Madrid)
1
PubMed Central (PMC)
1
University of Alaska: ScholarWorks@UA
1
University of Massachusetts: ScholarWorks@UMass Amherst
1
University of the Highlands and Islands: Research Database of UHI
1
Université de Reims Champagne-Ardenne: Archives Ouvertes (HAL)
1
Wiley Online Library (via Crossref)
1