Content Provider
Media SuUB Bremen (Staats- und Universitätsbibliothek Bremen)
88
MACAU: Open Access Repository of Kiel University
69
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
50
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
45
University of Bergen: Bergen Open Research Archive (BORA-UiB)
41
Utrecht University Repository
41
ediss.sub.hamburg (Staats- und Universitätsbibliothek Hamburg, Carl von Ossietzky)
30
Max Planck Society: MPG.PuRe
28
University of California: eScholarship
26
Institut national des sciences de l'Univers: HAL-INSU
25
Edinburgh Research Archive (ERA - University of Edinburgh)
24
Stockholm University: Publications (DiVA)
24
University College London: UCL Discovery
24
ScholarsArchive@OSU (Oregon State University)
23
Université de Nantes: HAL-UNIV-NANTES
23
University of St Andrews: Digital Research Repository
22
ETH Zürich Research Collection
17
Universidad de Las Palmas de Gran Canaria: Acceda
16
University of Tromsø: Munin Open Research Archive
16
University of Vigo: Investigo (Repositorio Institucional de la Universidade de Vigo)
16
Heidelberg University: HeiDok
14
Lund University Publications (LUP)
14
Universitat de Barcelona: Theses and Dissertations Online (TDX)
14
Universidade de Lisboa: repositório.UL
13
Universitat Politècnica de Catalunya (UPC): Theses and Dissertations Online (TDX)
13
University of Stirling: Stirling Digital Research Repository
12
Apollo - University of Cambridge Repository
11
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
11
University of Maryland: Digital Repository (DRUM)
11
Digital.CSIC (Spanish National Research Council)
10
Dipòsit Digital de la Universitat de Barcelona
10
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
10
The University of Arizona: UA Campus Repository
10
Université de Bretagne Occidentale: HAL
10
Uppsala University: Publications (DiVA)
10
Gutenberg Open Science (Open-Science-Repository of the Johannes Gutenberg-University Mainz)
9
HAL Sorbonne Université
9
City University of New York: CUNY Academic Works
8
Cologne University: KUPS
8
Freie Universität Berlin: Refubium (FU Berlin)
8
Ghent University Academic Bibliography
8
Opin vísindi (Iceland)
8
The University of Manchester: Research Explorer
8
UNSW Sydney (The University of New South Wales): UNSWorks
8
Universitat Politècnica de Catalunya, BarcelonaTech: UPCommons - Global access to UPC knowledge
8
University of Gothenburg: GUPEA (Gothenburg University Publications Electronic Archive)
8
University of Groningen research database
8
University of Potsdam: publish.UP
8
Unknown
8
Archives ouvertes de Paris-Saclay
7
more ...