Content Provider
ScienceDirect (Elsevier - via Crossref)
32
Directory of Open Access Journals: DOAJ Articles
15
ScienceDirect (Elsevier)
9
Cambridge University Press
7
Informa (via Crossref)
2
SAGE Publications
2
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
1
Informa
1
SAGE Publications (via Crossref)
1
Schweizerbart Science Publishers (via Crossref)
1
Swedish Museum of Natural History: Publications (DiVA)
1
The University of Queensland: UQ eSpace
1
Universidad de Chile: Repositorio académico
1
University of California: eScholarship
1
University of Technology Sydney: OPUS - Open Publications of UTS Scholars
1
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
1