1
2
Book
3
Book
4
Published: Horb am Neckar : Geiger-Verl, 1998
Book
5
6
Published: Klagenfurt, Wien : Kitab-Verl, 2010
Book
7
8
Book
9
10
Book
11
Published: Karwe : Ed. Rieger, 2005.
Book
12
13
14
15
Published: Frankfurt am Main : Fischer-Taschenbuch-Verl, 1994
Book
16
17
18
Published: Bonn : Historisches Forschungszentrum, 2004
Book
19
20