2
by Friedrich, Alexander
Published 2021
Nomos Verlagsgesellschaft mbH & Co. KG

3
by Heßler, Martina
Published 2020
Nomos Verlagsgesellschaft mbH & Co. KG

4
by Alpsancar, Suzana
Published 2023
Nomos Verlagsgesellschaft mbH & Co. KG