DOAB Directory of Open Access Books
2023
ScienceDirect
2015
DOAB Directory of Open Access Books
2025
ScienceDirect
2023
ScienceDirect
2000-01-01 ~ 현재
DOAB Directory of Open Access Books
2025
EBSCO Open Access Journals
2008-01-01 ~ 2021-12-31
Wiley Online Library Open Access
2008-01-01 ~ 2021-12-31
ScienceDirect
1998
DOAB Directory of Open Access Books
2025
ScienceDirect
2023