Prasuhn, D. [P:(DE-Juel1)VDB1283] ; Bechstedt, U. [P:(DE-Juel1)VDB80] ; Dietrich, J. [P:(DE-Juel1)VDB284] ; Gebel, R. [P:(DE-Juel1)VDB5067] ; Henn, K. [P:(DE-Juel1)VDB5269] ; Lorentz, B. [P:(DE-Juel1)VDB964] ; Maier, R. [P:(DE-Juel1)131248] ; Schnase, A. [P:(DE-Juel1)VDB5074] ; Schneider, H. [P:(DE-HGF)0] ; Stassen, R. [P:(DE-Juel1)131342] ; Stockhorst, H. [P:(DE-Juel1)VDB5270] ; Tölle, R. [P:(DE-Juel1)VDB5078]