Struckmann, T. [P:(DE-HGF)0] ; Schilling, K. [P:(DE-HGF)0] ; Bali, G. [P:(DE-HGF)0] ; Eicker, N. [P:(DE-Juel1)132090] ; Güsken, S. [P:(DE-HGF)0] ; Lippert, Th. [P:(DE-Juel1)132179] ; Neff, H. [P:(DE-HGF)0] ; Orth, B. [P:(DE-Juel1)132215] ; Schroers, W. [P:(DE-HGF)0] ; Viehoff, J. [P:(DE-HGF)0] ; Ueberholz, P. [P:(DE-HGF)0]