1
by Maurer, Markus
Published 2015
Springer

2
by Friedrich, Alexander
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG

3
by Friedrich, Alexander
Published 2018
Nomos Verlagsgesellschaft mbH & Co. KG

4
by Richter, Philipp
Published 2018
Nomos Verlagsgesellschaft mbH & Co. KG