Content Provider
KITopen (Karlsruhe Institute of Technologie)
42
DataCite Metadata Store (German National Library of Science and Technology)
20
ETH Zürich Research Collection
8
Münster University (WWU): miami
6
DIAL@USL-B (Université Saint-Louis, Bruxelles)
2
Publication Server of the Justus-Liebig-University of Giessen
2