Hussain, Mazhar [P:(DE-Juel1)196906] ; Qaim, Syed M. [P:(DE-Juel1)131840] ; Spahn, Ingo [P:(DE-Juel1)131849] ; Aslam, M. Naveed [P:(DE-HGF)0] ; Neumaier, Bernd [P:(DE-Juel1)166419]