Graf, A. [P:(DE-Juel1)129461] ; Schüttemeyer, D. [P:(DE-HGF)0] ; Geiss, H. [P:(DE-Juel1)16201] ; Knaps, A. [P:(DE-Juel1)VDB783] ; Möllmann-Coers, M. [P:(DE-Juel1)25021] ; Schween, J.H. [P:(DE-HGF)0] ; Kollet, S. [P:(DE-HGF)0] ; Neininger, B. [P:(DE-HGF)0] ; Herbst, M. [P:(DE-Juel1)129469] ; Vereecken, H. [P:(DE-Juel1)129549]