Content Provider
Biodiversity Heritage Library (BHL)
682
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
16
DataCite Metadata Store (German National Library of Science and Technology)
7
Zenodo
6
Unknown
4
ARPI - Archivio della Ricerca dell'Università di Pisa
3
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
2
National Institute of Polar Research Repository, Japan
2
Old Dominion University: ODU Digital Commons
2
Texas A&M University Digital Repository
2
The University of Queensland: UQ eSpace
2
University of North Texas: UNT Digital Library
2
Australian National University: ANU Digital Collections
1
Digital.CSIC (Spanish National Research Council)
1
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
1
JYX - Jyväskylä University Digital Archive
1
NOVA: The University of Newcastle Research Online (Australia)
1
Saint Petersburg State University: Research Repository (DSpace SPbU)
1
University College London: UCL Discovery
1
University of Lodz Repository (RUŁ)
1
University of Tasmania: UTas ePrints
1
Università degli Studi di Siena: USiena air
1