Qaim, Syed M. [P:(DE-Juel1)131840] ; Spahn, Ingo [P:(DE-Juel1)131849] ; Scholten, Bernhard [P:(DE-Juel1)131846] ; Spellerberg, Stefan [P:(DE-Juel1)131850] ; Neumaier, Bernd [P:(DE-Juel1)166419]