DOAJ: Directory of Open Access Journals
2011-01-01 ~ 현재
ScienceDirect
2023
DOAJ: Directory of Open Access Journals
2023-01-01 ~ 현재
DOAJ: Directory of Open Access Journals
2009-01-01 ~ 현재
PubMed Central (PMC)
2009-01-01 ~ 현재
EBSCO Open Access Journals
2009-01-01 ~ 현재
MIT Press Direct to Open Backfile Complete Monographs
2011
DOAJ: Directory of Open Access Journals
2024-01-01 ~ 현재
PubMed Central (PMC)
2024-01-01 ~ 현재
Wiley Online Library Open Access
2024-01-01 ~ 현재
De Gruyter Brill Open Journals
2014-01-01 ~ 2015-08-28
ScienceDirect
2019
OAPEN (Open Access Publishing in European Networks)
2016
DOAB Directory of Open Access Books
2016
Taylor & Francis eBooks (Open Access)
2015
ScienceDirect
2012