Graf, A. [P:(DE-Juel1)129461] ; Herbst, M. [P:(DE-Juel1)129469] ; Weihermüller, L. [P:(DE-Juel1)VDB17057] ; Huisman, J. A. [P:(DE-Juel1)129472] ; Knaps, A. [P:(DE-Juel1)VDB783] ; Möllmann-Coers, M. [P:(DE-Juel1)25021] ; Geiss, H. [P:(DE-Juel1)16201] ; Bauer, J. [P:(DE-Juel1)VDB62716] ; Rascher, U. [P:(DE-Juel1)129388] ; Pütz, T. [P:(DE-Juel1)VDB2346] ; Vereecken, H. [P:(DE-Juel1)129549]