Gietl, Hanns [P:(DE-HGF)0] ; Riesch, Johann [P:(DE-HGF)0] ; Höschen, Till [P:(DE-HGF)0] ; Rieth, Michael [P:(DE-HGF)0] ; Coenen, Jan W. [P:(DE-Juel1)2594] ; Neu, Rudolf [P:(DE-HGF)0]