Content Provider
ScienceDirect (Elsevier - via Crossref)
66
ScienceDirect (Elsevier)
36
Springer Nature (via Crossref)
33
Research Institute Nature and Forest: Research outputs
10
Informa (via Crossref)
7
DataCite
4
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
4
Informa
2
KU Leuven: Lirias
2
University of St Andrews: Research Portal
2
BioMed Central
1
DSpace@ISTE (Iskenderun Technical University Institutional Repository)
1
Directory of Open Access Journals: DOAJ Articles
1
Ghent University Academic Bibliography
1
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
1
IRIS Università degli Studi di Bologna (CRIS - Current Research Information System)
1
Istituto Nazionale di Fisica Nucleare (INFN): Open Access Repository
1
Muğla Sıtkı Koçman University Institutional Repository (DSpace@Muğla)
1
University of St Andrews: Digital Research Repository
1
Universitá degli Studi di Roma "Tor Vergata": ART - Archivio Istituzionale della Ricerca
1