Brandner, M. [P:(DE-Juel1)VDB81095] ; Bram, M. [P:(DE-Juel1)129591] ; Froitzheim, J. [P:(DE-Juel1)VDB65357] ; Buchkremer, H. P. [P:(DE-Juel1)129594] ; Stöver, D. [P:(DE-Juel1)129666]