Elbern, H. [P:(DE-Juel1)129194] ; Strunk, A. [P:(DE-Juel1)VDB88443] ; Friese, E. [P:(DE-HGF)0] ; Goris, N. [P:(DE-Juel1)VDB91358] ; Nieradzik, L. [P:(DE-Juel1)138953]