Niewolak, Leszek [P:(DE-Juel1)129770] ; Savenko, Aleksei [P:(DE-Juel1)159473] ; Grüner, Daniel [P:(DE-Juel1)145209] ; Hattendorf, H. [P:(DE-HGF)0] ; Breuer, Uwe [P:(DE-Juel1)133840] ; Quadakkers, Willem J. [P:(DE-Juel1)129782]