The students and staff of Charles University have temporal access to multi-discipline collections of eBooks: to more than 18,000 eBooks on Oxford Scholarship Online and 4,000 eBooks on SAGE Knowledge.
The temporal access to the eBook collections is available for 1 year, i.e. until November 2021. They may be accessed via the E-Resources Portal here and here, and it possible to do so remotely (after you log in with the university account from your home, dormitory, etc.).