DOAJ: Directory of Open Access Journals
2002-01-01 ~ 현재
EBSCO Open Access Journals
2002-01-01 ~ 현재
MIT Press Direct to Open Backfile Complete Monographs
2010
DOAB Directory of Open Access Books
2008
DOAB Directory of Open Access Books
2003
Taylor & Francis Social Science and Humanities (KESLI)
1997-01-01 ~ 현재
Taylor & Francis Social Science and Humanities (KESLI)
2004-01-01 ~ 현재
DOAB Directory of Open Access Books
2025
ScienceDirect
1952
ScienceDirect
1961
EBSCO Open Access Journals
2014-01-01 ~ 2022-12-31