Content Provider
Directory of Open Access Journals: DOAJ Articles
9
Scientia Marina (E-Journal)
5
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
3
Charles University CU Digital repository
3
DataCite Metadata Store (German National Library of Science and Technology)
3
Frontiers: Figshare
3
University of Tasmania: UTas ePrints
3
Unknown
3
Apollo - University of Cambridge Repository
2
Stellenbosch University: SUNScholar Research Repository
2
Université de Bourgogne (UB): HAL
2
Université de Nantes: HAL-UNIV-NANTES
2
Aix-Marseille Université: HAL
1
Ghent University Academic Bibliography
1
HAL Sorbonne Université
1
IRInSubria - Institutional Repository Insubria (Università degli Studi dell’Insubria)
1
MDPI Open Access Publishing
1
Portal de Periódicos da UFRJ (Universidade Federal do Rio de Janeiro)
1
The University of Adelaide: Digital Library
1
The University of Waikato: Research Commons
1
Universidad de Chile: Repositorio académico
1
University of Maryland: Digital Repository (DRUM)
1
University of North Texas: UNT Digital Library
1
Université d'Avignon et des Pays de Vaucluse: HAL
1
Wageningen UR (University & Research Centre): Digital Library
1