Roschek, T. [P:(DE-Juel1)VDB5948] ; Rech, B. [P:(DE-Juel1)VDB5941] ; Beyer, W. [P:(DE-Juel1)VDB5907] ; Werner, P. [P:(DE-HGF)0] ; Edelman, F. [P:(DE-HGF)0] ; Chack, A. [P:(DE-HGF)0] ; Weil, R. [P:(DE-HGF)0] ; Beserman, R. [P:(DE-HGF)0]