Niessen, Eva [P:(DE-Juel1)156353] ; Fink, Gereon R. [P:(DE-Juel1)131720] ; Hoffmann, Heide E. M. [P:(DE-HGF)0] ; Weiss-Blankenhorn, Peter [P:(DE-Juel1)131748] ; Stahl, Jutta [P:(DE-HGF)0]