Content Provider
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
1
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
Directory of Open Access Journals: DOAJ Articles
1
Institut national des sciences de l'Univers: HAL-INSU
1
NORA (National aggregator of open repositories of Russian universities)
1
Niedersächsisches Online-Archiv NOA
1
RePEc (Research Papers in Economics)
1
Tomsk State University Research Library
1
Université de Nantes: HAL-UNIV-NANTES
1
Unknown
1