Biermanns, Andreas [P:(DE-HGF)0] ; Rieger, Torsten [P:(DE-Juel1)141766] ; Bussone, Genziana [P:(DE-HGF)0] ; Pietsch, Ullrich [P:(DE-HGF)0] ; Grützmacher, Detlev [P:(DE-Juel1)125588] ; Lepsa, Mihail Ion [P:(DE-Juel1)128603]