Risse, J. H. [P:(DE-HGF)0] ; Rabe, C. [P:(DE-HGF)0] ; Pauleit, D. [P:(DE-Juel1)VDB6977] ; Reichmann, K. [P:(DE-HGF)0] ; Menzel, C. [P:(DE-HGF)0] ; Grünwald, F. [P:(DE-HGF)0] ; Strunk, H. [P:(DE-HGF)0] ; Biersack, H.-J. [P:(DE-HGF)0] ; Palmedo, H. [P:(DE-HGF)0]