Content Provider
Directory of Open Access Journals: DOAJ Articles
2
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
Cambridge University Press
1
Copernicus Publications: E-Journals
1
DataCite Metadata Store (German National Library of Science and Technology)
1
Niedersächsisches Online-Archiv NOA
1
PANGAEA - Data Publisher for Earth & Environmental Science
1
Université de Bourgogne (UB): HAL
1
Unknown
1