Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
222
Ohio State University (OSU): Knowledge Bank
4
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
2
Unknown
2
ASI Research Portal (Arkansas Studies Institute Catalog)
1
Cambridge University Press
1
Illinois State University Research and eData (ISU ReD)
1
Natural Environment Research Council: NERC Open Research Archive
1
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
1
The University of Adelaide: Digital Library
1
The University of Utah: J. Willard Marriott Digital Library
1
University of Canterbury, Christchurch: UC Research Repository
1
University of Otago: Research Archive (OUR Archive)
1