1
Article
2
3
Book
4
Book
5
Book
6
Book
7
Book
8
Published: München : DSZ-Verl, 1986.
Book
9
Published: Frankfurt am Main u.a. : Lang, 1988
Book
10
Book
11
12
Book
13
Published: München : Dt. Taschenbuch-Verl, 1992
Book
14
Book
15
16
Book
17
18
Book
19
20