OAPEN (Open Access Publishing in European Networks)
2020
DOAB Directory of Open Access Books
2020
Books at JSTOR: Open Access
2020
Project Muse Open Access ebooks
2020
EBSCO Open Access Journals
1997-01-01 ~ 2007-12-31
DOAB Directory of Open Access Books
2023
ScienceDirect
2020
DOAB Directory of Open Access Books
2025
ScienceDirect
2010
ScienceDirect
2003
OAPEN (Open Access Publishing in European Networks)
2025
De Gruyter Brill Open Access eBooks
2025
OAPEN (Open Access Publishing in European Networks)
2000
DOAB Directory of Open Access Books
2000
Books at JSTOR: Open Access
2001
De Gruyter Brill Open Access eBooks
2000
Project Muse Open Access ebooks
2001
DOAB Directory of Open Access Books
2023