Czyperek, M. [P:(DE-Juel1)129600] ; Zapp, P. [P:(DE-Juel1)VDB5094] ; Bouwmeester, H.J.M. [P:(DE-HGF)0] ; Modigell, M. [P:(DE-HGF)0] ; Peinemann, K.-V. [P:(DE-HGF)0] ; Voigt, I. [P:(DE-HGF)0] ; Meulenberg, W. A. [P:(DE-Juel1)129637] ; Singheiser, L. [P:(DE-Juel1)129795] ; Stöver, D. [P:(DE-Juel1)129666]