Schlosser, E. [P:(DE-Juel1)VDB26256] ; Brauers, T. [P:(DE-Juel1)16306] ; Dorn, H.-P. [P:(DE-Juel1)16317] ; Fuchs, H. [P:(DE-Juel1)7363] ; Hofzumahaus, A. [P:(DE-Juel1)16326] ; Holland, F. [P:(DE-Juel1)16342] ; Wahner, A. [P:(DE-Juel1)16324]