1
by Heller, Peter W.
Published 2009
Nomos Verlagsgesellschaft mbH & Co. KG

2
by Matiaske, Wenzel
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG

3
by Brandtstätter, Albert
Published 2007
Nomos Verlagsgesellschaft mbH & Co. KG

4
by Schwien, Bernd
Published 2015
Nomos Verlagsgesellschaft mbH & Co. KG