1
Published 1997
2
3
by Grimm, Hans-Jurgen
Published 1992
4
by Lanzer, Harriette
Published 1994
5
by Lanzer, Harriette
Published 1995
6
Published 1991
7
by Hajny, Peter F.
Published 1983
8
by M?uller, Helmut
Published 1993
9
Published 1993
10
by Wendt, Heinz F., Dr.
Published 1975
11
by Singer, Helmut
Published 1995
12
Published 1987
13
by Messinger, Heinz
Published 1982
14
Published 1995
15
by Lange, Eva C.
Published 1962
16
by Rosenberg, Joseph
Published 1962
17
by Schenke, Heiner
Published 2004
18
by Eckhard-Black, Christine
Published 1992
19
by Wells, Sydney W.
Published 1946
20
Published 1987