Content Provider
Directory of Open Access Journals: DOAJ Articles
66
Frontiers: Figshare
24
Altai State University: Scientific Journals of ASU
13
MDPI Open Access Publishing
9
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
7
Université de Lorraine: HAL
7
DataCite Metadata Store (German National Library of Science and Technology)
6
National Technical University of Athens (NTUA): DSpace
6
Université de Lorraine: PETALE (Publications Et Travaux Académiques de LorrainE)
3
Unknown
3
Zenodo
3
CyberLeninka (Scientific Electronic Library)
2
HELDA – University of Helsinki Open Repository
2
LaCRIS - University of Lapland Current Research System
2
Masaryk University Journals
2
TechnoRep - Faculty of Technology and Metallurgy Repository
2
Universidad Católica los Ángeles de Chimbote: Repositorio Digital ULADECH Católica
2
Universidade Estadual Paulista São Paulo: Repositório Institucional UNESP
2
theses.fr
2
Balıkesir University Institutional Repository (DSpace@Balıkesir)
1
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
1
Croatian Digital Theses Repository (National and University Library in Zagreb)
1
Dialnet - Portada de revistas (Universidad de La Rioja)
1
Digital Repository@IIT Gandhinagar (Indian Institute of Technology Gandhinagar)
1
Electrical Engineering and Power Engineering (EE&PE - E-Journal)
1
Estonian University of Life Sciences: DSpace
1
FarFaR - Pharmacy Repository (University of Belgrade, Faculty of Pharmacy)
1
Fondazione Edmund Mach: IRIS-OpenPub
1
GSSRR.ORG: International Journals: Publishing Research Papers in all Fields
1
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
1
IntechOpen (E-Books)
1
LUTPub (LUT University)
1
NaRDuS (National Repository of Dissertations in Serbia)
1
National Archive of PhD Theses (National Documentation Centre Greece)
1
National University of Singapore: ScholarBank@NUS
1
Natural Resources Institute Finland: Jukuri
1
Normandie Université: HAL
1
Pontificia Universidad Católica de Chile: Repositorio UC
1
Portal de Revistas de UNIFE
1
Repositorio Institucional de la Universidad Nacional de Trujillo
1
Scientific Periodicals of Ukraine (Ukrainian Research and Academic Network)
1
Technical University of Denmark: DTU Orbit
1
The Czech Academy of Sciences: Publication Activity (ASEP)
1
The University of Queensland: UQ eSpace
1
Tomas Bata University Zlin: TBU publications
1
Universidade Estadual Paulista São Paulo: Acervo Digital da UNESP / São Paulo State University
1
University of Kufa: UOK Journal Hosting Service
1
University of Victoria (Canada): UVicDSpace
1
University of Wollongong, Australia: Research Online
1
Università degli Studi di Messina: IRIS
1
more ...