DOAB Directory of Open Access Books
2014
DOAB Directory of Open Access Books
2018
DOAB Directory of Open Access Books
2020
DOAJ: Directory of Open Access Journals
2014-01-01 ~ 현재
OAPEN (Open Access Publishing in European Networks)
2019
DOAB Directory of Open Access Books
2019
OAPEN (Open Access Publishing in European Networks)
2020
DOAB Directory of Open Access Books
2020
OAPEN (Open Access Publishing in European Networks)
2021
DOAB Directory of Open Access Books
2021
OAPEN (Open Access Publishing in European Networks)
2024
DOAB Directory of Open Access Books
2024
OAPEN (Open Access Publishing in European Networks)
2025
DOAB Directory of Open Access Books
2025
DOAB Directory of Open Access Books
2023