Richter, Alexei [P:(DE-Juel1)162140] ; Berger, L-M [P:(DE-HGF)0] ; Conze, S. [P:(DE-HGF)0] ; Sohn, Y. J. [P:(DE-Juel1)159368] ; Vaßen, R. [P:(DE-Juel1)129670]