Haenchen, Eckart
[Contributor];
Hanke, Viola
[Contributor];
Kalinina, Ilona
[Contributor];
Kersten, Helmut
[Contributor];
Malachowski, Antoni
[Contributor];
Pinkau, Helma
[Contributor];
Richter, Johannes
[Contributor];
Schmidt, Heinz Bernhard
[Contributor];
Schmidt, Heribert Egon
[Contributor];
Stärz, Kordula
[Contributor];
Weissenstein, Heinz
[Contributor]