Willner, Lutz [P:(DE-Juel1)131036] ; Lund, Reidar [P:(DE-HGF)0] ; Richter, Dieter [P:(DE-Juel1)130917] ; Lindner, Peter [P:(DE-HGF)0] ; Narayanan, Theyenchery [P:(DE-HGF)0]