Poppe, U. [P:(DE-Juel1)VDB21377] ; Faley, M. [P:(DE-Juel1)130633] ; Zimmermann, E. [P:(DE-Juel1)133962] ; Glaas, W. [P:(DE-Juel1)133890] ; Breunig, I. [P:(DE-Juel1)VDB25940] ; Speen, J. R. [P:(DE-Juel1)VDB25941] ; Jungbluth, B. [P:(DE-HGF)0] ; Soltner, H. [P:(DE-Juel1)VDB4093] ; Halling, H. [P:(DE-Juel1)VDB2000] ; Urban, K. [P:(DE-Juel1)VDB4950]