Content Provider
Directory of Open Access Journals: DOAJ Articles
4
Cambridge University Press
2
The University of Kansas: KU ScholarWorks
2
Antiquity (E-Journal - via Crossref)
1
Cambridge University Press (via Crossref)
1
DataCite Metadata Store (German National Library of Science and Technology)
1
E-Journal Universitas Sam Ratulangi
1
Equinox Publishing (via Crossref)
1
Frontiers (Publisher)
1
Informa (via Crossref)
1
Johns Hopkins University Press (via Crossref)
1
National Research Council Canada: NRC Publications Archive
1
Portal Jurnal Universitas Muhammadiyah Tapanuli Selatan
1
RePEc (Research Papers in Economics)
1
Saint Petersburg State University: Research Repository (DSpace SPbU)
1
Springer Nature (via Crossref)
1
University of Copenhagen: Research
1
Unknown
1
Wiley Online Library
1
Åbo Akademi University Research Portal
1