Kemmerling, G. [P:(DE-Juel1)VDB2183] ; Engels, R. [P:(DE-Juel1)133882] ; Clemens, U. [P:(DE-Juel1)133875] ; Heiderich, M. [P:(DE-Juel1)VDB2186] ; Rongen, H. [P:(DE-Juel1)133931] ; Schelten, J. [P:(DE-Juel1)VDB2184] ; Schwahn, D. [P:(DE-Juel1)130962] ; Zwoll, K. [P:(DE-Juel1)VDB1854]