DOAB Directory of Open Access Books
2022
ScienceDirect
1968
ScienceDirect
1968
DOAB Directory of Open Access Books
2020
ScienceDirect
2024
ScienceDirect
2016
OAPEN (Open Access Publishing in European Networks)
2023
Taylor & Francis eBooks (Open Access)
2023
DOAB Directory of Open Access Books
2023
ScienceDirect
2015
OAPEN (Open Access Publishing in European Networks)
2025
DOAB Directory of Open Access Books
2025