1
by der Berlin-Brandenburgischen Akademie der Wissenschaften,
Published 2015
Nomos Verlagsgesellschaft mbH & Co. KG

2
by Bulger, Ruth Ellen
Published 1995
National Academy Press

3
by Voigt, Friedemann
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG

4
by Hümpel, Anja
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG