Drochner, M. [P:(DE-Juel1)133881] ; Erven, W. [P:(DE-Juel1)VDB362] ; Ramm, F. G. [P:(DE-Juel1)VDB2501] ; Wüstner, P. [P:(DE-Juel1)133959] ; Zwoll, K. [P:(DE-Juel1)VDB1854] ; Haeupke, T. [P:(DE-HGF)0] ; Kirsch, M. [P:(DE-HGF)0]