Content Provider
Polar Research (E-Journal)
20
Directory of Open Access Journals: DOAJ Articles
14
Unknown
13
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
10
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
1
BORIS (Bern Open Repository and Information System, University of Bern)
1
DataCite Metadata Store (German National Library of Science and Technology)
1
Norwegian Polar Data Centre
1