Vaßen, R. [P:(DE-Juel1)129670] ; Dietrich, M. [P:(DE-Juel1)VDB285] ; Lehmann, H. [P:(DE-Juel1)VDB912] ; Cao, X. Q. [P:(DE-Juel1)VDB216] ; Pracht, G. [P:(DE-Juel1)VDB1282] ; Tietz, F. [P:(DE-Juel1)129667] ; Pitzer, D. [P:(DE-Juel1)VDB1258] ; Stöver, D. [P:(DE-Juel1)129666]