1
by Heßler, Martina
Published 2020
Nomos Verlagsgesellschaft mbH & Co. KG

2
by Maehler, Débora B.
Published 2020
Springer Nature

3
by Karácsonyi, Dávid
Published 2021
Springer Nature

4
by Grunwald, Klaus
Published 2018
Nomos Verlagsgesellschaft mbH & Co. KG