Content Provider
Directory of Open Access Journals: DOAJ Articles
137
Cambridge University Press
64
ScienceDirect (Elsevier - via Crossref)
25
Springer Nature (via Crossref)
25
LeibnizOpen (The Leibniz Association)
19
DataCite Metadata Store (German National Library of Science and Technology)
11
Informa (via Crossref)
6
Lund University Publications (LUP)
4
Oxford University Press (via Crossref)
4
University of California Press (via Crossref)
4
eCite UTAS (University of Tasmania)
4
LIU - Linköping University: Publications (DiVA)
3
SAGE Publications (via Crossref)
3
University of Calgary Journal Hosting
3
University of California Press
3
Unknown
3
Columbia University: Academic Commons
2
De Gruyter (via Crossref)
2
Ghent University Academic Bibliography
2
University of North Texas: UNT Digital Library
2
ASM Journals (American Society for Microbiology - via Crossref)
1
ASM Journals (American Society for Microbiology)
1
Bangor University: Research Portal
1
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
1
DIAL@UCLouvain (Université catholique de Louvain)
1
DIAL@USL-B (Université Saint-Louis, Bruxelles)
1
DRO - Deakin Research Online
1
Griffith University: Griffith Research Online
1
HELDA – University of Helsinki Open Repository
1
Harvard University: DASH - Digital Access to Scholarship at Harvard
1
Istituto Nazionale di Fisica Nucleare (INFN): Open Access Repository
1
JSTOR (via Crossref)
1
Norwegian Institute for Nature Research: Brage NINA
1
Oxford University Press
1
Sciendo (de Gruyter - via CrossRef)
1
Stockholm University: Publications (DiVA)
1
Umeå University: Publications (DiVA)
1
Universidad de Chile: Repositorio académico
1
University College London: UCL Discovery
1
University of St Andrews: Digital Research Repository
1
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
1