Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
312
OLAC: Open Language Archives Community
102
PANGAEA - Data Publisher for Earth & Environmental Science
94
Directory of Open Access Journals: DOAJ Articles
70
CyberLeninka (Scientific Electronic Library)
62
Unknown
31
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
23
Ural Federal University (URFU): ELAR
23
Université de Nantes: HAL-UNIV-NANTES
16
MDPI Open Access Publishing
9
NORA (National aggregator of open repositories of Russian universities)
9
Publishing House Science and Innovation Center: E-Journals
8
Kazan Federal University Digital Repository
7
ZFDM Repository (Center for Sustainable Research Data Management, Hamburg University)
7
Zenodo
7
Aix-Marseille Université: HAL
5
Bulletin of Kemerovo State University
5
HAL Université Côte d'Azur
5
Luleå University of Technology Publications (DiVA)
5
University of California: eScholarship
5
National Pedagogical Dragomanov University: ENPUIR
4
Peoples' Friendship University of Russia (RUDN): Open repository
4
Portail HAL-ANR (Agence Nationale de la Recherche)
4
Roskilde University Research Portal (RUC)
4
Siberian Federal University: Archiv Elektronnych SFU
4
Université de Rennes 1: Publications scientifiques (HAL)
4
DergiPark Akademik (E-Journals)
3
OpenEdition
3
The University of Maine: DigitalCommons@UMaine
3
UPF Digital Repository (Universitat Pompeu Fabra, Barcelona)
3
Université Toulouse 2 - Jean Jaurès: HAL
3
Université Toulouse III - Paul Sabatier: HAL-UPS
3
Université d'Avignon et des Pays de Vaucluse: HAL
3
Université de Lorraine: HAL
3
Ural Federal University: URFU Journal Systems
3
Archives ouvertes de Paris-Saclay
2
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
2
Carleton University's Institutional Repository
2
Croatian Digital Dissertations Repository (National and University Library in Zagreb)
2
Croatian Digital Theses Repository (National and University Library in Zagreb)
2
DataverseNO
2
Digital Library of University of Maribor
2
Glossa (E-Journal)
2
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
2
HELDA – University of Helsinki Open Repository
2
Hirsla - Landspítali University Hospital research archive
2
INSA Rennes HAL (Institut National des Sciences Appliquées)
2
Institute of Psychology: PSYCH OpenIR (Chinese Academy Sciences)
2
Journal Tourism Studies & Practices (RTEP/UERN)
2
Jultika - University of Oulu repository
2
more ...