Fenske, J. [P:(DE-HGF)0] ; Lott, D. [P:(DE-HGF)0] ; Schmidt, W. [P:(DE-Juel1)VDB1436] ; Schmalzl, K. [P:(DE-Juel1)VDB56481] ; Mankey, G. J. [P:(DE-HGF)0] ; Klose, F. [P:(DE-HGF)0] ; Tartakowskaya, H. [P:(DE-HGF)0] ; Schreyer, A. [P:(DE-HGF)0]