Content Provider
Directory of Open Access Journals: DOAJ Articles
112
Unknown
57
Informa
54
Cambridge University Press
39
Wiley Online Library
36
IRInSubria - Institutional Repository Insubria (Università degli Studi dell’Insubria)
35
Universidade de Lisboa: repositório.UL
35
University of California: eScholarship
20
RePEc (Research Papers in Economics)
17
ScienceDirect (Elsevier - via Crossref)
17
The University of Waikato: Research Commons
17
Natural Environment Research Council: NERC Open Research Archive
16
Aarhus University: Research
15
DataCite Metadata Store (German National Library of Science and Technology)
14
Digital.CSIC (Spanish National Research Council)
14
DataCite
13
Springer Nature (via Crossref)
13
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
12
Niedersächsisches Online-Archiv NOA
12
ScienceDirect (Elsevier)
12
Università degli Studi di Ferrara: CINECA IRIS
10
Oxford University Press
9
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
8
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
7
Informa (via Crossref)
7
Universidad de Oviedo: RUO
7
IRIS Università degli Studi di Perugia
6
Masaryk University Journals
6
Repositório Científico da Universidade de Évora
6
University of Copenhagen: Research
6
Zenodo
6
ASM Journals (American Society for Microbiology)
5
Dialnet - Portada de revistas (Universidad de La Rioja)
5
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
5
Lund University Publications (LUP)
5
Portal de Revistas de la Universidad de La Rioja
5
Sapienza Università di Roma: CINECA IRIS
5
IOP Publishing
4
Ice and Snow (E-Journal)
4
Institut national des sciences de l'Univers: HAL-INSU
4
Istituto Nazionale di Fisica Nucleare (INFN): Open Access Repository
4
KITopen (Karlsruhe Institute of Technologie)
4
National Research Council Canada: NRC Publications Archive
4
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
4
Revistas Universidad de León (ule)
4
Universidad de Huelva: Arias Montano
4
University of Bristol: Bristol Research
4
University of Pretoria: UPSpace
4
University of Zurich (UZH): ZORA (Zurich Open Repository and Archive
4
Université de Nantes: HAL-UNIV-NANTES
4
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