Tappe, Wolfgang [P:(DE-Juel1)129545] ; Hofmann, Diana [P:(DE-Juel1)129471] ; Disko, Ulrich [P:(DE-Juel1)129446] ; Köppchen, Stephan [P:(DE-Juel1)129490] ; Kummer, Sirgit [P:(DE-Juel1)129488] ; Vereecken, Harry [P:(DE-Juel1)129549]