DOAB Directory of Open Access Books
1995
DOAB Directory of Open Access Books
2000
DOAB Directory of Open Access Books
2000
ScienceDirect
2008
De Gruyter Brill Open Access eBooks
2024
De Gruyter Brill Open Access eBooks
2024
De Gruyter Brill Open Access eBooks
2022
한국학술정보 (KISS)
2004-01-01 ~ 현재
Korea Citation Index (KCI) – Open Access
2004-01-01 ~ 현재
DOAJ: Directory of Open Access Journals
2005-01-01 ~ 현재
EBSCO Open Access Journals
2005-01-01 ~ 현재
OAPEN (Open Access Publishing in European Networks)
2013
DOAB Directory of Open Access Books
2013