Content Provider
CentAUR: Central Archive at the University of Reading
1
Copernicus Publications: E-Journals
1
DataCite Metadata Store (German National Library of Science and Technology)
2
Indian Academy of Sciences: Publication of Fellows
2
LeibnizOpen (The Leibniz Association)
41
Niedersächsisches Online-Archiv NOA
1
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
2
Springer Nature (via Crossref)
1
University of East Anglia: UEA Digital Repository
1
Unknown
6
Vrije Universiteit Amsterdam (VU): Research Portal
2