Content Provider
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
DataCite Metadata Store (German National Library of Science and Technology)
1
ETH Zürich Research Collection
1
HAL Clermont Auvergne (Université Blaise Pascal Clermont-Ferrand/Université d'Auvergne)
1
HELDA – University of Helsinki Open Repository
4
Institut national des sciences de l'Univers: HAL-INSU
1
LeibnizOpen (The Leibniz Association)
56
Lund University Publications (LUP)
1
National University of Ireland (NUI), Galway: ARAN
2
Niedersächsisches Online-Archiv NOA
1
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
2
Springer Nature (via Crossref)
1
University of Basel: edoc
1
Unknown
10
Utrecht University Repository
2