Köhl, M. [P:(DE-Juel1)VDB61526] ; Bram, M. [P:(DE-Juel1)129591] ; Moser, A. [P:(DE-HGF)0] ; Buchkremer, H.P. [P:(DE-Juel1)129594] ; Beck, T. [P:(DE-HGF)0] ; Stöver, D. [P:(DE-Juel1)129666]