1
Published 1992
Book
3
Published 2001
Book
4
Published 2004
Book
5
Published 1982
Book
7
by Lehmann, Hartmut, 1936-
Published 2001
Book
8
Published 1982
Book
9
Published 1987
Book
10
Published 1991
Book
11
Published 1999
Book
12
Published 1995
Book
13
Published 2003
Book
14
Published 2006
Book
15