Content Provider
LeibnizOpen (The Leibniz Association)
21
Unknown
3
Copernicus Publications: E-Journals
2
DataCite Metadata Store (German National Library of Science and Technology)
2
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
2
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
1
CentAUR: Central Archive at the University of Reading
1
LaCRIS - University of Lapland Current Research System
1
Niedersächsisches Online-Archiv NOA
1
Northumbria University, Newcastle: Northumbria Research Link (NRL)
1
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
1
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
1
University of Potsdam: publish.UP
1
Utrecht University Repository
1