1
2
Published: Berlin : Duncker & Humblot, 1991
Book
3
4
5
6
Published: Berlin : Metropol-Verl, 1999
Book
7
8
Published: Köln [u.a.] : Böhlau, 2000
Book
9
Published: Frankfurt am Main [u.a.] : Lang, 1998
Book
10
11