Effmert, U. [P:(DE-HGF)0] ; Grosse, J. [P:(DE-HGF)0] ; Röse, U. S. R. [P:(DE-Juel1)VDB60908] ; Ehrig, F. [P:(DE-HGF)0] ; Kagi, R. [P:(DE-HGF)0] ; Piechulla, B. [P:(DE-HGF)0]