Content Provider
Defense Technical Information Center: DTIC Technical Reports database
3,201
DataCite Metadata Store (German National Library of Science and Technology)
44
DataCite
41
Zenodo
24
Hathi Trust Digital Library
10
UNESDOC - UNESCO Digital Library
8
University of North Texas: UNT Digital Library
6
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
4
Université Grenoble Alpes: HAL
4
Université Savoie Mont Blanc: HAL
4
Université de Genève: Archive ouverte UNIGE
4
Universidade de Lisboa: repositório.UL
3
Digital.CSIC (Spanish National Research Council)
2
HELDA – University of Helsinki Open Repository
2
Institut National de la Recherche Agronomique: ProdINRA
2
Institut national des sciences de l'Univers: HAL-INSU
2
Queen's University, Ontario: QSpace
2
University of Alaska: ScholarWorks@UA
2
University of Copenhagen: Research
2
ARCIMÍS (Archivo Climatológico y Meteorológico Institucional - AEMET, Agencia Estatal de Meteorología)
1
Aarhus University: Research
1
Carleton University's Institutional Repository
1
City University of New York: CUNY Academic Works
1
Directory of Open Access Journals: DOAJ Articles
1
Discovery - University of Dundee Online Publications
1
Lund University Publications (LUP)
1
Météo-France: HAL
1
PORTO@iris (Publications Open Repository TOrino - Politecnico di Torino)
1
Universidad de Chile: Repositorio académico
1
University of Calgary Journal Hosting
1
University of California: eScholarship
1
University of Luxembourg: ORBilu - Open Repository and Bibliography
1
Université Toulouse III - Paul Sabatier: HAL-UPS
1
Université de Nantes: HAL-UNIV-NANTES
1
Université du Québec à Trois-Rivières: Dépôt numérique de UQTR
1
Unknown
1