Kemmerling, G. [P:(DE-Juel1)VDB2183] ; Engels, R. [P:(DE-Juel1)133882] ; Bussmann, N. [P:(DE-Juel1)VDB2188] ; Clemens, U. [P:(DE-Juel1)133875] ; Heiderich, M. [P:(DE-Juel1)VDB2186] ; Reinartz, R. [P:(DE-Juel1)VDB2190] ; Rongen, H. [P:(DE-Juel1)133931] ; Schelten, J. [P:(DE-Juel1)VDB2184] ; Schwan, D. [P:(DE-Juel1)VDB5741] ; Zwoll, K. [P:(DE-Juel1)VDB1854]