Berrendorf, Rudolf [P:(DE-HGF)0] ; Burg, Heribert C. [P:(DE-HGF)0] ; Detert, Ulrich [P:(DE-Juel1)132082] ; Esser, Rüdiger [P:(DE-HGF)0] ; Gerndt, Michael [P:(DE-HGF)0] ; Knecht, Renate [P:(DE-HGF)0]