Content Provider
University of Luxembourg: ORBilu - Open Repository and Bibliography
9
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
6
Digital.CSIC (Spanish National Research Council)
3
DataCite Metadata Store (German National Library of Science and Technology)
1
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
1
German Aerospace Center: elib - DLR electronic library
1