Content Provider
LeibnizOpen (The Leibniz Association)
148
Arctic Data Center (via DataONE)
98
DataCite Metadata Store (German National Library of Science and Technology)
87
Directory of Open Access Journals: DOAJ Articles
80
Università degli studi di Trieste: ArTS (Archivio della ricerca di Trieste)
42
Università degli Studi di Milano-Bicocca: BOA (Bicocca Open Archive)
41
Unknown
41
University of California: eScholarship
27
Zenodo
25
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
24
Institut national des sciences de l'Univers: HAL-INSU
23
Université de Nantes: HAL-UNIV-NANTES
23
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
16
Australian National University: ANU Digital Collections
15
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
14
University of Copenhagen: Research
14
Université Grenoble Alpes: HAL
14
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
12
National Institute of Polar Research Repository, Japan
12
University of Tasmania: UTas ePrints
12
Université Savoie Mont Blanc: HAL
12
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
12
MDPI Open Access Publishing
10
Apollo - University of Cambridge Repository
9
Frontiers: Figshare
9
Archives ouvertes de Paris-Saclay
8
ADDI: Repositorio Institucional de la Universidad del País Vasco (UPV)
7
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
7
Research Data Australia (Australian National Data Service - ANDS)
7
Anagrafe della Ricerca d'Ateneo (Universitá degli studi Roma Tre)
6
Central Washington University: ScholarWorks
6
HAL Sorbonne Université
6
University of New Hampshire: Scholars Repository
6
ESS-DIVE: Deep Insight for Earth Science Data (via DataONE)
5
Ice and Snow (E-Journal)
5
Lund University Publications (LUP)
5
The University of Maine: DigitalCommons@UMaine
5
OhioLINK: Electronic Theses and Dissertations Center
4
Wageningen UR (University & Research Centre): Digital Library
4
École Polytechnique, Université Paris-Saclay: HAL
4
ARPI - Archivio della Ricerca dell'Università di Pisa
3
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
3
Archivio della ricerca dell'Università di Modena e Reggio Emilia (Unimore: IRIS)
3
Digital Commons University of South Florida (USF)
3
Media SuUB Bremen (Staats- und Universitätsbibliothek Bremen)
3
Nanjing Institute of Geology and Palaeontology: NIGPAS OpenIR (Chinese Academy of Sciences)
3
OpenEdition
3
The University of Sheffield: Figshare
3
University of South Florida St. Petersburg: Digital USFSP
3
University of Washington, Seattle: ResearchWorks
3
more ...