1
by Matiaske, Wenzel
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG

2
by Grunwald, Klaus
Published 2018
Nomos Verlagsgesellschaft mbH & Co. KG

3
by Dopheide, Christian
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG

4
by Biedermann, Hubert
Published 2019
Rainer Hampp Verlag