Posse, S. [P:(DE-Juel1)VDB1280] ; Graf, T. [P:(DE-HGF)0] ; Frings, W. [P:(DE-Juel1)132108] ; Mathiak, K. [P:(DE-HGF)0] ; Wiese, S. [P:(DE-HGF)0] ; Goebels, S. [P:(DE-HGF)0] ; Zillken, H. [P:(DE-Juel1)132305] ; Goebbels, G. [P:(DE-HGF)0] ; Kiselev, V. [P:(DE-HGF)0] ; Elghahwagi, B. [P:(DE-Juel1)VDB342] ; Eickermann, T. [P:(DE-Juel1)132091] ; Gembris, D. [P:(DE-HGF)0]