Rieger, Torsten [P:(DE-Juel1)141766] ; Zellekens, Patrick [P:(DE-Juel1)145960] ; Demarina, Nataliya [P:(DE-Juel1)125576] ; Hassan, Ali Al [P:(DE-HGF)0] ; Hackemüller, Franz Josef [P:(DE-Juel1)162238] ; Lüth, Hans [P:(DE-Juel1)128608] ; Pietsch, Ullrich [P:(DE-HGF)0] ; Schäpers, Thomas [P:(DE-Juel1)128634] ; Grützmacher, Detlev [P:(DE-Juel1)125588] ; Lepsa, Mihail Ion [P:(DE-Juel1)128603]