Haupt, W. F. [P:(DE-HGF)0] ; Hansen, H. C. [P:(DE-HGF)0] ; Janzen, R. W. C. [P:(DE-HGF)0] ; Firsching, R. [P:(DE-HGF)0] ; Galldiks, N. [P:(DE-Juel1)143792]