1
Article
2
Book
3
Book
4
5
Book
6
Book
7
Published: München : DSZ-Verl, 1986.
Book
8
Published: Frankfurt am Main u.a. : Lang, 1988
Book
9
Book
10
11
Book
12
Published: München : Dt. Taschenbuch-Verl, 1992
Book
13
Book
14
15
Book
16
17
18
19