MIT Press Direct to Open Backfile Complete Monographs
2013
OAPEN (Open Access Publishing in European Networks)
2021
Taylor & Francis eBooks (Open Access)
2021
DOAB Directory of Open Access Books
2021
ScienceDirect
1978
ScienceDirect
1989
ScienceDirect
1981
OAPEN (Open Access Publishing in European Networks)
2020
DOAB Directory of Open Access Books
2020
DOAB Directory of Open Access Books
2022
OAPEN (Open Access Publishing in European Networks)
2025
DOAB Directory of Open Access Books
2025
Springer Nature Link eBooks - Fully Open Access
2025
OAPEN (Open Access Publishing in European Networks)
2017
DOAB Directory of Open Access Books
2017
Brill Open e-Books
2018