1
2
3
Book
4
Book
5
6
7
Book
8
Book
9
Published: Wien ; München : Oldenbourg
Book
10
Published: Düsseldorf, 1994.
Book
11
12
Published: Düsseldorf, 1996.
Book
13
14
Published: Berlin : Nicolai, 1995.
Book
15
16
17
18
19
Published: Wien : Dokumentationsarchiv, 1972-.
Journal
20