J-STAGE Journals (Open Access)
2010-01-01 ~ 2016-12-31
OAPEN (Open Access Publishing in European Networks)
1978
DOAB Directory of Open Access Books
1978
DOAB Directory of Open Access Books
2009
OAPEN (Open Access Publishing in European Networks)
2024
DOAB Directory of Open Access Books
2024
OAPEN (Open Access Publishing in European Networks)
1978
DOAB Directory of Open Access Books
1978
EBSCO Open Access Journals
2006-01-01 ~ 2009-12-31
DOAB Directory of Open Access Books
2026
OAPEN (Open Access Publishing in European Networks)
2021
DOAB Directory of Open Access Books
2021
De Gruyter Brill Open Access eBooks
2021
DOAB Directory of Open Access Books
2013
Books at JSTOR: Open Access
2013
DOAJ: Directory of Open Access Journals
2018-01-01 ~ 현재