Content Provider
Directory of Open Access Journals: DOAJ Articles
85
Cambridge University Press
15
SAGE Publications (via Crossref)
10
University of California: eScholarship
9
Wiley Online Library
7
DataCite Metadata Store (German National Library of Science and Technology)
6
ASM Journals (American Society for Microbiology)
4
SAGE Publications
4
Umeå University: Publications (DiVA)
4
Canadian Science Publishing
3
Lund University Publications (LUP)
3
Springer Nature (via Crossref)
3
Canadian Science Publishing (via Crossref)
2
IRInSubria - Institutional Repository Insubria (Università degli Studi dell’Insubria)
2
Queen's University Belfast Research Portal
2
Università degli Studi di Foggia: CINECA IRIS Institutional Research Information System
2
Università degli Studi di Verona: Catalogo dei Prodotti della Ricerca (IRIS)
2
Bangor University: Research Portal
1
Carleton University's Institutional Repository
1
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
1
Frontiers (Publisher)
1
IMHE OpenIR (Institute of Mountain Hazards and Environment, Chinese Academy of Sciences)
1
Institute of Botany: IBCAS OpenIR (Chinese Academy Of Sciences)
1
Montana State University (MSU): ScholarWorks
1
Universidade of Minho: RepositóriUM
1
University of Nottingham: Repository@Nottingham
1
Utrecht University Repository
1