Schiller, C. [P:(DE-Juel1)VDB1410] ; Krämer, M. [P:(DE-Juel1)129131] ; Afchine, A. [P:(DE-Juel1)129108] ; Spelten, N. [P:(DE-Juel1)129155] ; Riese, M. [P:(DE-Juel1)129145]