6
by Kater, Michael H.
Published 1983
Vandenhoeck & Ruprecht

9
by Blasius, Dirk
Published 2005
Vandenhoeck & Ruprecht

12
by Prien, Hans-Jürgen
Published 1992
Vandenhoeck & Ruprecht

15
by Fischer, Wolfram
Published 1979
Vandenhoeck & Ruprecht

18
by Herrmann, Bernd
Published 1989
Vandenhoeck & Ruprecht